{
  "api": {
    "Element": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element",
        "spec_url": [
          "https://dom.spec.whatwg.org/#interface-element",
          "https://w3c.github.io/pointerevents/#extensions-to-the-element-interface",
          "https://fullscreen.spec.whatwg.org/#api",
          "https://w3c.github.io/DOM-Parsing/#extensions-to-the-element-interface",
          "https://drafts.csswg.org/cssom-view/#extension-to-the-element-interface"
        ],
        "support": {
          "chrome": {
            "version_added": "1"
          },
          "chrome_android": "mirror",
          "edge": {
            "version_added": "12"
          },
          "firefox": {
            "version_added": "1"
          },
          "firefox_android": "mirror",
          "ie": {
            "version_added": "4"
          },
          "oculus": "mirror",
          "opera": {
            "version_added": "8"
          },
          "opera_android": {
            "version_added": "10.1"
          },
          "safari": {
            "version_added": "1"
          },
          "safari_ios": "mirror",
          "samsunginternet_android": "mirror",
          "webview_android": {
            "version_added": "≤37"
          },
          "webview_ios": "mirror"
        },
        "status": {
          "experimental": false,
          "standard_track": true,
          "deprecated": false
        }
      },
      "DOMActivate_event": {
        "__compat": {
          "description": "<code>DOMActivate</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/DOMActivate_event",
          "spec_url": "https://w3c.github.io/uievents/#event-type-DOMActivate",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": true
          }
        }
      },
      "DOMMouseScroll_event": {
        "__compat": {
          "description": "<code>DOMMouseScroll</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/DOMMouseScroll_event",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": true
          }
        }
      },
      "MozMousePixelScroll_event": {
        "__compat": {
          "description": "<code>MozMousePixelScroll</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/MozMousePixelScroll_event",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "6"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": true
          }
        }
      },
      "after": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/after",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-childnode-after①",
          "support": {
            "chrome": {
              "version_added": "54"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "17"
            },
            "firefox": {
              "version_added": "49"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "39"
            },
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "afterscriptexecute_event": {
        "__compat": {
          "description": "<code>afterscriptexecute</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/afterscriptexecute_event",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "2"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": false
          }
        }
      },
      "animate": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animate",
          "spec_url": "https://drafts.csswg.org/web-animations-1/#dom-animatable-animate",
          "tags": [
            "web-features:web-animations"
          ],
          "support": {
            "chrome": {
              "version_added": "36"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "48"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "13.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "implicit_tofrom": {
          "__compat": {
            "description": "Implicit to/from keyframes are supported",
            "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animate#Implicit_tofrom_keyframes",
            "support": {
              "chrome": {
                "version_added": "84"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "75"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "13.1",
                "partial_implementation": true,
                "notes": "Implementation seems somewhat buggy. More information will follow when available."
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_composite_parameter": {
          "__compat": {
            "description": "<code>options.composite</code> parameter",
            "spec_url": "https://drafts.csswg.org/web-animations-1/#dom-keyframeeffectoptions-composite",
            "support": {
              "chrome": {
                "version_added": "84"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "80"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "16"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_id_parameter": {
          "__compat": {
            "description": "<code>options.id</code> parameter",
            "spec_url": "https://drafts.csswg.org/web-animations-1/#dom-keyframeanimationoptions-id",
            "support": {
              "chrome": {
                "version_added": "50"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "48"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "13.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_iterationComposite_parameter": {
          "__compat": {
            "description": "<code>options.iterationComposite</code> parameter",
            "spec_url": "https://drafts.csswg.org/web-animations-2/#dom-keyframeeffectoptions-iterationcomposite",
            "support": {
              "chrome": {
                "version_added": false
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "80"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": false
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": true,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_pseudoElement_parameter": {
          "__compat": {
            "description": "<code>options.pseudoElement</code> parameter",
            "spec_url": "https://drafts.csswg.org/web-animations-1/#dom-keyframeeffectoptions-pseudoelement",
            "support": {
              "chrome": {
                "version_added": "84"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "75"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "14"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_rangeEnd_parameter": {
          "__compat": {
            "description": "<code>options.rangeEnd</code> parameter",
            "spec_url": "https://drafts.csswg.org/web-animations-2/#dom-keyframeanimationoptions-rangeend",
            "support": {
              "chrome": {
                "version_added": "115"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": false
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": false
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": true,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_rangeStart_parameter": {
          "__compat": {
            "description": "<code>options.rangeStart</code> parameter",
            "spec_url": "https://drafts.csswg.org/web-animations-2/#dom-keyframeanimationoptions-rangestart",
            "support": {
              "chrome": {
                "version_added": "115"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": false
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": false
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": true,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_timeline_parameter": {
          "__compat": {
            "description": "<code>options.timeline</code> parameter",
            "spec_url": "https://drafts.csswg.org/web-animations-1/#dom-keyframeanimationoptions-timeline",
            "support": {
              "chrome": {
                "version_added": "85"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": false
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "16"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "animationcancel_event": {
        "__compat": {
          "description": "<code>animationcancel</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animationcancel_event",
          "spec_url": "https://drafts.csswg.org/css-animations/#eventdef-globaleventhandlers-animationcancel",
          "support": {
            "chrome": {
              "version_added": "83",
              "partial_implementation": true,
              "notes": "The <code>onanimationcancel</code> event handler property is not supported. To listen to this event, use <code>element.addEventListener('animationcancel', function() {});</code>. See <a href='https://crbug.com/868224'>bug 868224</a>."
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "54"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": [
              {
                "version_added": "13.1"
              },
              {
                "version_added": "12",
                "version_removed": "13.1",
                "partial_implementation": true,
                "notes": "Although the <code>onanimationcancel</code> event handler property is supported, the <code>animationcancel</code> event is never fired."
              }
            ],
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "animationend_event": {
        "__compat": {
          "description": "<code>animationend</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animationend_event",
          "spec_url": "https://drafts.csswg.org/css-animations/#eventdef-globaleventhandlers-animationend",
          "support": {
            "chrome": [
              {
                "version_added": "79"
              },
              {
                "prefix": "webkit",
                "version_added": "81"
              },
              {
                "version_added": "43",
                "version_removed": "79",
                "partial_implementation": true,
                "notes": "The <code>onanimationend</code> event handler property is not supported. To listen to this event, use <code>document.addEventListener('animationend', function() {});</code>."
              }
            ],
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "18"
              },
              {
                "prefix": "webkit",
                "version_added": "81"
              },
              {
                "version_added": "12",
                "version_removed": "18",
                "partial_implementation": true,
                "notes": "The <code>onanimationend</code> event handler property is not supported. To listen to this event, use <code>document.addEventListener('animationend', function() {});</code>."
              }
            ],
            "firefox": [
              {
                "version_added": "51"
              },
              {
                "version_added": "5",
                "version_removed": "51",
                "partial_implementation": true,
                "notes": "The <code>onanimationend</code> event handler property is not supported. To listen to this event, use <code>document.addEventListener('animationend', function() {});</code>."
              }
            ],
            "firefox_android": "mirror",
            "ie": {
              "version_added": "10",
              "partial_implementation": true,
              "notes": "The <code>onanimationend</code> event handler property is not supported. To listen to this event, use <code>document.addEventListener('animationend', function() {});</code>."
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "9"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "animationiteration_event": {
        "__compat": {
          "description": "<code>animationiteration</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animationiteration_event",
          "spec_url": "https://drafts.csswg.org/css-animations/#eventdef-globaleventhandlers-animationiteration",
          "support": {
            "chrome": [
              {
                "version_added": "79"
              },
              {
                "prefix": "webkit",
                "version_added": "81"
              },
              {
                "version_added": "43",
                "version_removed": "79",
                "partial_implementation": true,
                "notes": "The <code>onanimationiteration</code> event handler property is not supported. To listen to this event, use <code>document.addEventListener('animationiteration', function() {});</code>."
              }
            ],
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "18"
              },
              {
                "prefix": "webkit",
                "version_added": "81"
              },
              {
                "version_added": "12",
                "version_removed": "18",
                "partial_implementation": true,
                "notes": "The <code>onanimationiteration</code> event handler property is not supported. To listen to this event, use <code>document.addEventListener('animationiteration', function() {});</code>."
              }
            ],
            "firefox": [
              {
                "version_added": "51"
              },
              {
                "version_added": "5",
                "version_removed": "51",
                "partial_implementation": true,
                "notes": "The <code>onanimationiteration</code> event handler property is not supported. To listen to this event, use <code>document.addEventListener('animationiteration', function() {});</code>."
              }
            ],
            "firefox_android": "mirror",
            "ie": {
              "version_added": "10",
              "partial_implementation": true,
              "notes": "The <code>onanimationiteration</code> event handler property is not supported. To listen to this event, use <code>document.addEventListener('animationiteration', function() {});</code>."
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "9"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "animationstart_event": {
        "__compat": {
          "description": "<code>animationstart</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animationstart_event",
          "spec_url": "https://drafts.csswg.org/css-animations/#eventdef-globaleventhandlers-animationstart",
          "support": {
            "chrome": [
              {
                "version_added": "79"
              },
              {
                "prefix": "webkit",
                "version_added": "81"
              },
              {
                "version_added": "43",
                "version_removed": "79",
                "partial_implementation": true,
                "notes": "The <code>onanimationstart</code> event handler property is not supported. To listen to this event, use <code>document.addEventListener('animationstart', function() {});</code>."
              }
            ],
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "18"
              },
              {
                "prefix": "webkit",
                "version_added": "81"
              },
              {
                "version_added": "12",
                "version_removed": "18",
                "partial_implementation": true,
                "notes": "The <code>onanimationstart</code> event handler property is not supported. To listen to this event, use <code>document.addEventListener('animationstart', function() {});</code>."
              }
            ],
            "firefox": [
              {
                "version_added": "51"
              },
              {
                "version_added": "5",
                "version_removed": "51",
                "partial_implementation": true,
                "notes": "The <code>onanimationstart</code> event handler property is not supported. To listen to this event, use <code>document.addEventListener('animationstart', function() {});</code>."
              }
            ],
            "firefox_android": "mirror",
            "ie": {
              "version_added": "10",
              "partial_implementation": true,
              "notes": "The <code>onanimationstart</code> event handler property is not supported. To listen to this event, use <code>document.addEventListener('animationstart', function() {});</code>."
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "9"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "append": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/append",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-append①",
          "support": {
            "chrome": {
              "version_added": "54"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "17"
            },
            "firefox": {
              "version_added": "49"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaActiveDescendantElement": {
        "__compat": {
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaactivedescendantelement",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "16.4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaAtomic": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaAtomic",
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaatomic",
          "tags": [
            "web-features:aria-attribute-reflection"
          ],
          "support": {
            "chrome": {
              "version_added": "81"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "119"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaAutoComplete": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaAutoComplete",
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaautocomplete",
          "tags": [
            "web-features:aria-attribute-reflection"
          ],
          "support": {
            "chrome": {
              "version_added": "81"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "119"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaBrailleLabel": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaBrailleLabel",
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariabraillelabel",
          "support": {
            "chrome": {
              "version_added": "107"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "125"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "18"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaBrailleRoleDescription": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaBrailleRoleDescription",
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariabrailleroledescription",
          "support": {
            "chrome": {
              "version_added": "107"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "125"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "18"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaBusy": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaBusy",
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariabusy",
          "tags": [
            "web-features:aria-attribute-reflection"
          ],
          "support": {
            "chrome": {
              "version_added": "81"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "119"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaChecked": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaChecked",
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariachecked",
          "tags": [
            "web-features:aria-attribute-reflection"
          ],
          "support": {
            "chrome": {
              "version_added": "81"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "119"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaColCount": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaColCount",
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacolcount",
          "tags": [
            "web-features:aria-attribute-reflection"
          ],
          "support": {
            "chrome": {
              "version_added": "81"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "119"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaColIndex": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaColIndex",
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacolindex",
          "tags": [
            "web-features:aria-attribute-reflection"
          ],
          "support": {
            "chrome": {
              "version_added": "81"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "119"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaColIndexText": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaColIndexText",
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacolindextext",
          "support": {
            "chrome": {
              "version_added": "128"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "119"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaColSpan": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaColSpan",
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacolspan",
          "tags": [
            "web-features:aria-attribute-reflection"
          ],
          "support": {
            "chrome": {
              "version_added": "81"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "119"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaControlsElements": {
        "__compat": {
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacontrolselements",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "16.4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaCurrent": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaCurrent",
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacurrent",
          "tags": [
            "web-features:aria-attribute-reflection"
          ],
          "support": {
            "chrome": {
              "version_added": "81"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "119"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaDescribedByElements": {
        "__compat": {
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariadescribedbyelements",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "16.4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaDescription": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaDescription",
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariadescription",
          "support": {
            "chrome": {
              "version_added": "83"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "119"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "17.4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaDetailsElements": {
        "__compat": {
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariadetailselements",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "16.4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaDisabled": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaDisabled",
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariadisabled",
          "tags": [
            "web-features:aria-attribute-reflection"
          ],
          "support": {
            "chrome": {
              "version_added": "81"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "119"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaErrorMessageElements": {
        "__compat": {
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaerrormessageelements",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "16.4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaExpanded": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaExpanded",
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaexpanded",
          "tags": [
            "web-features:aria-attribute-reflection"
          ],
          "support": {
            "chrome": {
              "version_added": "81"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "119"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaFlowToElements": {
        "__compat": {
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaflowtoelements",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "16.4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaHasPopup": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaHasPopup",
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariahaspopup",
          "tags": [
            "web-features:aria-attribute-reflection"
          ],
          "support": {
            "chrome": {
              "version_added": "81"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "119"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ariaHidden": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaHidden",
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                "version_added": "6",
                "version_removed": "24",
                "notes": "The interface for this event is <a href='https://developer.mozilla.org/docs/Web/API/Event'><code>Event</code></a>, not <a href='https://developer.mozilla.org/docs/Web/API/FocusEvent'><code>FocusEvent</code></a>."
              }
            ],
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "11.6"
            },
            "opera_android": {
              "version_added": "12.1"
            },
            "safari": {
              "version_added": "3.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "checkVisibility": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/checkVisibility",
          "spec_url": "https://drafts.csswg.org/cssom-view-1/#dom-element-checkvisibility",
          "tags": [
            "web-features:check-visibility"
          ],
          "support": {
            "chrome": {
              "version_added": "105"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "106"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "17.4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "options_checkOpacity_parameter": {
          "__compat": {
            "description": "<code>options.checkOpacity</code> parameter",
            "spec_url": "https://drafts.csswg.org/cssom-view-1/#dictdef-checkvisibilityoptions",
            "tags": [
              "web-features:check-visibility"
            ],
            "support": {
              "chrome": {
                "version_added": "105"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "106"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "17.4"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_checkVisibilityCSS_parameter": {
          "__compat": {
            "description": "<code>options.checkVisibilityCSS</code> parameter",
            "spec_url": "https://drafts.csswg.org/cssom-view-1/#dictdef-checkvisibilityoptions",
            "tags": [
              "web-features:check-visibility"
            ],
            "support": {
              "chrome": {
                "version_added": "105"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "106"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "17.4"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_contentVisibilityAuto_parameter": {
          "__compat": {
            "description": "<code>options.contentVisibilityAuto</code> parameter",
            "spec_url": "https://drafts.csswg.org/cssom-view-1/#dictdef-checkvisibilityoptions",
            "tags": [
              "web-features:check-visibility"
            ],
            "support": {
              "chrome": {
                "version_added": "121"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "122"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "17.4"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_opacityProperty_parameter": {
          "__compat": {
            "description": "<code>options.opacityProperty</code> parameter",
            "spec_url": "https://drafts.csswg.org/cssom-view-1/#dictdef-checkvisibilityoptions",
            "tags": [
              "web-features:check-visibility"
            ],
            "support": {
              "chrome": {
                "version_added": "121"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "122"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "17.4"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_visibilityProperty_parameter": {
          "__compat": {
            "description": "<code>options.visibilityProperty</code> parameter",
            "spec_url": "https://drafts.csswg.org/cssom-view-1/#dictdef-checkvisibilityoptions",
            "tags": [
              "web-features:check-visibility"
            ],
            "support": {
              "chrome": {
                "version_added": "121"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "122"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "17.4"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "childElementCount": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/childElementCount",
          "spec_url": "https://dom.spec.whatwg.org/#dom-parentnode-childelementcount",
          "support": {
            "chrome": {
              "version_added": "2"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.5"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "10"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "4"
            },
            "safari_ios": {
              "version_added": "3"
            },
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "children": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/children",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-children①",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.5"
            },
            "firefox_android": "mirror",
            "ie": [
              {
                "version_added": "9"
              },
              {
                "version_added": "6",
                "version_removed": "9",
                "notes": "Also includes non-standard <code>HTMLCommentElement</code> nodes."
              }
            ],
            "oculus": "mirror",
            "opera": {
              "version_added": "10"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "4"
            },
            "safari_ios": {
              "version_added": "3"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "classList": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/classList",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-classlist①",
          "support": {
            "chrome": [
              {
                "version_added": "22"
              },
              {
                "version_added": "8",
                "version_removed": "22",
                "partial_implementation": true,
                "notes": "Not supported for SVG elements."
              }
            ],
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "16"
              },
              {
                "version_added": "12",
                "version_removed": "16",
                "partial_implementation": true,
                "notes": "Not supported for SVG elements."
              }
            ],
            "firefox": {
              "version_added": "3.6"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "10",
              "partial_implementation": true,
              "notes": "Not supported for SVG elements."
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "11.5"
            },
            "opera_android": {
              "version_added": "11.5"
            },
            "safari": [
              {
                "version_added": "7"
              },
              {
                "version_added": "6",
                "version_removed": "7",
                "partial_implementation": true,
                "notes": "Not supported for SVG elements."
              }
            ],
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": [
              {
                "version_added": "4.4"
              },
              {
                "version_added": "3",
                "version_removed": "4.4",
                "partial_implementation": true,
                "notes": "Not supported for SVG elements."
              }
            ],
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "className": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/className",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-classname①",
          "support": {
            "chrome": [
              {
                "version_added": "22"
              },
              {
                "version_added": "1",
                "version_removed": "22",
                "partial_implementation": true,
                "notes": "Only supported for <a href='https://developer.mozilla.org/docs/Web/API/HTMLElement'><code>HTMLElement</code></a>, not all <code>Element</code> objects, such as <a href='https://developer.mozilla.org/docs/Web/API/SVGElement'><code>SVGElement</code></a>."
              }
            ],
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "click_event": {
        "__compat": {
          "description": "<code>click</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/click_event",
          "spec_url": [
            "https://w3c.github.io/uievents/#event-type-click",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onclick"
          ],
          "tags": [
            "web-features:mouse-events"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "6",
              "notes": "Beginning in Firefox 68, Firefox no longer incorrectly sends a <code>click</code> event for buttons other than the primary mouse button; previously, there were circumstances in which this would occur. One example: middle-clicking a link would send a <code>click</code> to the document's <code>&lt;html&gt;</code> element."
            },
            "firefox_android": {
              "version_added": "6"
            },
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "11.6"
            },
            "opera_android": {
              "version_added": "12.1"
            },
            "safari": {
              "version_added": "3"
            },
            "safari_ios": {
              "version_added": "1"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "type_pointerevent": {
          "__compat": {
            "description": "Is a <code>PointerEvent</code>",
            "support": {
              "chrome": {
                "version_added": "92"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": false,
                "impl_url": "https://bugzil.la/1675847"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": false,
                "impl_url": "https://webkit.org/b/218665"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": true,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "clientHeight": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/clientHeight",
          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-clientheight",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "3"
            },
            "safari_ios": {
              "version_added": "1"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "clientLeft": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/clientLeft",
          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-clientleft",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "3"
            },
            "safari_ios": {
              "version_added": "1"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "clientTop": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/clientTop",
          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-clienttop",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "3"
            },
            "safari_ios": {
              "version_added": "1"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "clientWidth": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/clientWidth",
          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-clientwidth",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "3"
            },
            "safari_ios": {
              "version_added": "1"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "closest": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/closest",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-closest①",
          "support": {
            "chrome": {
              "version_added": "41"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "15"
            },
            "firefox": {
              "version_added": "35"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "6"
            },
            "safari_ios": {
              "version_added": "9"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "compositionend_event": {
        "__compat": {
          "description": "<code>compositionend</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/compositionend_event",
          "spec_url": "https://w3c.github.io/uievents/#event-type-compositionend",
          "support": {
            "chrome": {
              "version_added": "15"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "9"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "11"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤15"
            },
            "opera_android": {
              "version_added": "≤14"
            },
            "safari": {
              "version_added": "5"
            },
            "safari_ios": {
              "version_added": "5"
            },
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "compositionstart_event": {
        "__compat": {
          "description": "<code>compositionstart</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/compositionstart_event",
          "spec_url": "https://w3c.github.io/uievents/#event-type-compositionstart",
          "support": {
            "chrome": {
              "version_added": "15"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "9"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "11"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤15"
            },
            "opera_android": {
              "version_added": "≤14"
            },
            "safari": {
              "version_added": "5"
            },
            "safari_ios": {
              "version_added": "5"
            },
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "compositionupdate_event": {
        "__compat": {
          "description": "<code>compositionupdate</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/compositionupdate_event",
          "spec_url": "https://w3c.github.io/uievents/#event-type-compositionupdate",
          "support": {
            "chrome": {
              "version_added": "18"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "9"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "11"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "5"
            },
            "safari_ios": {
              "version_added": "5"
            },
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "computedStyleMap": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/computedStyleMap",
          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#dom-element-computedstylemap",
          "support": {
            "chrome": {
              "version_added": "66"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false,
              "impl_url": "https://bugzil.la/1278697"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "16.4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "contentvisibilityautostatechange_event": {
        "__compat": {
          "description": "<code>contentvisibilityautostatechange</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/contentvisibilityautostatechange_event",
          "spec_url": "https://drafts.csswg.org/css-contain/#content-visibility-auto-state-change",
          "support": {
            "chrome": {
              "version_added": "108"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": [
              {
                "version_added": "130"
              },
              {
                "version_added": "124",
                "version_removed": "130",
                "partial_implementation": true,
                "notes": "The <code>oncontentvisibilityautostatechange</code> event handler property is not supported."
              }
            ],
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "contextmenu_event": {
        "__compat": {
          "description": "<code>contextmenu</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/contextmenu_event",
          "spec_url": "https://w3c.github.io/uievents/#event-type-contextmenu",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "6"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "10.5"
            },
            "opera_android": {
              "version_added": "11.1"
            },
            "safari": {
              "version_added": "3"
            },
            "safari_ios": {
              "version_added": false,
              "impl_url": "https://webkit.org/b/213953"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "type_pointerevent": {
          "__compat": {
            "description": "Is a <code>PointerEvent</code>",
            "support": {
              "chrome": {
                "version_added": "92"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": false,
                "impl_url": "https://bugzil.la/1675847"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": false,
                "impl_url": "https://webkit.org/b/218665"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": true,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "copy_event": {
        "__compat": {
          "description": "<code>copy</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/copy_event",
          "spec_url": [
            "https://w3c.github.io/clipboard-apis/#clipboard-event-copy",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-oncopy"
          ],
          "tags": [
            "web-features:clipboard-events"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "22"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9",
              "notes": "Before Internet Explorer 9, this event is not supported via <code>addEventListener</code>; however, the event handler is supported since IE 5.5. The event can be listened to via <code>element.oncopy</code>."
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "3"
            },
            "safari_ios": {
              "version_added": "3"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "currentCSSZoom": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/currentCSSZoom",
          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-currentcsszoom",
          "support": {
            "chrome": {
              "version_added": "128"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "126"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "cut_event": {
        "__compat": {
          "description": "<code>cut</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/cut_event",
          "spec_url": [
            "https://w3c.github.io/clipboard-apis/#clipboard-event-cut",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-oncut"
          ],
          "tags": [
            "web-features:clipboard-events"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "22"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9",
              "notes": "Before Internet Explorer 9, this event is not supported via <code>addEventListener</code>; however, the event handler is supported since IE 5.5. The event can be listened to via <code>element.oncopy</code>."
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "3"
            },
            "safari_ios": {
              "version_added": "3"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "dblclick_event": {
        "__compat": {
          "description": "<code>dblclick</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/dblclick_event",
          "spec_url": [
            "https://w3c.github.io/uievents/#event-type-dblclick",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-ondblclick"
          ],
          "tags": [
            "web-features:mouse-events"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "6",
              "notes": "Starting in Firefox 68, <code>dblclick</code> events are only sent for the primary mouse button, per the specification."
            },
            "firefox_android": {
              "version_added": "6"
            },
            "ie": {
              "version_added": "8"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "11.6"
            },
            "opera_android": {
              "version_added": "12.1"
            },
            "safari": {
              "version_added": "3"
            },
            "safari_ios": {
              "version_added": "1"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "elementTiming": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/elementTiming",
          "spec_url": "https://wicg.github.io/element-timing/#dom-element-elementtiming",
          "support": {
            "chrome": {
              "version_added": "77"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "firstElementChild": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/firstElementChild",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-firstelementchild①",
          "support": {
            "chrome": {
              "version_added": "2"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.5"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "10"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "4"
            },
            "safari_ios": {
              "version_added": "3"
            },
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "focus_event": {
        "__compat": {
          "description": "<code>focus</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/focus_event",
          "spec_url": [
            "https://w3c.github.io/uievents/#event-type-focus",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onfocus"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": [
              {
                "version_added": "24"
              },
              {
                "version_added": "6",
                "version_removed": "24",
                "partial_implementation": true,
                "notes": "The interface for this event is <a href='https://developer.mozilla.org/docs/Web/API/Event'><code>Event</code></a>, not <a href='https://developer.mozilla.org/docs/Web/API/FocusEvent'><code>FocusEvent</code></a>."
              }
            ],
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "11.6"
            },
            "opera_android": {
              "version_added": "12.1"
            },
            "safari": {
              "version_added": "3.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "focusin_event": {
        "__compat": {
          "description": "<code>focusin</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/focusin_event",
          "spec_url": "https://w3c.github.io/uievents/#event-type-focusin",
          "support": {
            "chrome": {
              "version_added": "1",
              "partial_implementation": true,
              "notes": "The <code>onfocusin</code> event handler property is not supported. To listen to this event, use <code>element.addEventListener('focusin', function() {});</code>."
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12",
              "partial_implementation": true,
              "notes": "The <code>onfocusin</code> event handler property is not supported. To listen to this event, use <code>element.addEventListener('focusin', function() {});</code>."
            },
            "firefox": {
              "version_added": "52",
              "partial_implementation": true,
              "notes": "The <code>onfocusin</code> event handler property is not supported. To listen to this event, use <code>element.addEventListener('focusin', function() {});</code>."
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "11.6"
            },
            "opera_android": {
              "version_added": "12.1"
            },
            "safari": {
              "version_added": "5"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "focusout_event": {
        "__compat": {
          "description": "<code>focusout</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/focusout_event",
          "spec_url": "https://w3c.github.io/uievents/#event-type-focusout",
          "support": {
            "chrome": {
              "version_added": "1",
              "partial_implementation": true,
              "notes": "The <code>onfocusout</code> event handler property is not supported. To listen to this event, use <code>element.addEventListener('focusout', function() {});</code>."
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12",
              "partial_implementation": true,
              "notes": "The <code>onfocusout</code> event handler property is not supported. To listen to this event, use <code>element.addEventListener('focusout', function() {});</code>."
            },
            "firefox": {
              "version_added": "52",
              "partial_implementation": true,
              "notes": "The <code>onfocusout</code> event handler property is not supported. To listen to this event, use <code>element.addEventListener('focusout', function() {});</code>."
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "11.6"
            },
            "opera_android": {
              "version_added": "12.1"
            },
            "safari": {
              "version_added": "5"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "fullscreenchange_event": {
        "__compat": {
          "description": "<code>fullscreenchange</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/fullscreenchange_event",
          "spec_url": "https://fullscreen.spec.whatwg.org/#handler-document-onfullscreenchange",
          "tags": [
            "web-features:fullscreen"
          ],
          "support": {
            "chrome": [
              {
                "version_added": "71"
              },
              {
                "prefix": "webkit",
                "version_added": "15"
              }
            ],
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "79"
              },
              {
                "prefix": "webkit",
                "version_added": "12"
              },
              {
                "version_added": "12",
                "version_removed": "14"
              }
            ],
            "firefox": [
              {
                "version_added": "64"
              },
              {
                "prefix": "moz",
                "version_added": "10"
              }
            ],
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": [
              {
                "version_added": "58"
              },
              {
                "prefix": "webkit",
                "version_added": "15"
              },
              {
                "version_added": "12.1",
                "version_removed": "15"
              }
            ],
            "opera_android": [
              {
                "version_added": "50"
              },
              {
                "prefix": "webkit",
                "version_added": "14"
              },
              {
                "version_added": "12.1",
                "version_removed": "14"
              }
            ],
            "safari": [
              {
                "version_added": "16.4"
              },
              {
                "prefix": "webkit",
                "version_added": "5.1"
              }
            ],
            "safari_ios": [
              {
                "version_added": "16.4",
                "partial_implementation": true,
                "notes": [
                  "Only available on iPad, not on iPhone.",
                  "Shows an overlay button which can not be disabled. Swiping down exits fullscreen mode, making it unsuitable for some use cases like games."
                ]
              },
              {
                "prefix": "webkit",
                "version_added": "12",
                "partial_implementation": true,
                "notes": "Only available on iPad, not on iPhone."
              }
            ],
            "samsunginternet_android": "mirror",
            "webview_android": [
              {
                "version_added": "71"
              },
              {
                "prefix": "webkit",
                "version_added": "≤37"
              }
            ],
            "webview_ios": {
              "version_added": false
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "fullscreenerror_event": {
        "__compat": {
          "description": "<code>fullscreenerror</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/fullscreenerror_event",
          "spec_url": "https://fullscreen.spec.whatwg.org/#handler-document-onfullscreenerror",
          "tags": [
            "web-features:fullscreen"
          ],
          "support": {
            "chrome": [
              {
                "version_added": "71"
              },
              {
                "prefix": "webkit",
                "version_added": "18"
              }
            ],
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "79"
              },
              {
                "prefix": "webkit",
                "version_added": "12"
              },
              {
                "version_added": "12",
                "version_removed": "14"
              }
            ],
            "firefox": [
              {
                "version_added": "64"
              },
              {
                "prefix": "moz",
                "version_added": "10"
              }
            ],
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": [
              {
                "version_added": "58"
              },
              {
                "prefix": "webkit",
                "version_added": "15"
              },
              {
                "version_added": "12.1",
                "version_removed": "15"
              }
            ],
            "opera_android": [
              {
                "version_added": "50"
              },
              {
                "prefix": "webkit",
                "version_added": "14"
              },
              {
                "version_added": "12.1",
                "version_removed": "14"
              }
            ],
            "safari": [
              {
                "version_added": "16.4"
              },
              {
                "prefix": "webkit",
                "version_added": "6"
              }
            ],
            "safari_ios": [
              {
                "version_added": "16.4",
                "partial_implementation": true,
                "notes": [
                  "Only available on iPad, not on iPhone.",
                  "Shows an overlay button which can not be disabled. Swiping down exits fullscreen mode, making it unsuitable for some use cases like games."
                ]
              },
              {
                "prefix": "webkit",
                "version_added": "12",
                "partial_implementation": true,
                "notes": "Only available on iPad, not on iPhone."
              }
            ],
            "samsunginternet_android": "mirror",
            "webview_android": [
              {
                "version_added": "71"
              },
              {
                "prefix": "webkit",
                "version_added": "≤37"
              }
            ],
            "webview_ios": {
              "version_added": false
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "gesturechange_event": {
        "__compat": {
          "description": "<code>gesturechange</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/gesturechange_event",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": "2"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": false
          }
        }
      },
      "gestureend_event": {
        "__compat": {
          "description": "<code>gestureend</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/gestureend_event",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": "2"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": false
          }
        }
      },
      "gesturestart_event": {
        "__compat": {
          "description": "<code>gesturestart</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/gesturestart_event",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": "2"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": false
          }
        }
      },
      "getAnimations": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAnimations",
          "spec_url": "https://drafts.csswg.org/web-animations-1/#dom-animatable-getanimations",
          "support": {
            "chrome": {
              "version_added": "84"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "75"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "13.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "getAttribute": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAttribute",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-getattribute①",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "getAttributeNames": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAttributeNames",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-getattributenames①",
          "support": {
            "chrome": {
              "version_added": "61"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "18"
            },
            "firefox": {
              "version_added": "45"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "getAttributeNode": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAttributeNode",
          "spec_url": "https://dom.spec.whatwg.org/#dom-element-getattributenode",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "6"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "getAttributeNodeNS": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAttributeNodeNS",
          "spec_url": "https://dom.spec.whatwg.org/#dom-element-getattributenodens",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "getAttributeNS": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAttributeNS",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-getattributens①",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1",
              "notes": "Starting in Firefox 13, <code>null</code> is always returned instead of the empty string, as per the DOM4 specification. Previously, there were cases in which an empty string could be returned."
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "getBoundingClientRect": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getBoundingClientRect",
          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-getboundingclientrect",
          "support": {
            "chrome": {
              "version_added": "2"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "4"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "9.5"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "4"
            },
            "safari_ios": {
              "version_added": "3.2",
              "notes": "Safari for iOS will modify the effective viewport based on the user zoom. This results in incorrect values whenever the user has zoomed."
            },
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "2"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "getBoxQuads": {
        "__compat": {
          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-geometryutils-getboxquads",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "31",
              "flags": [
                {
                  "type": "preference",
                  "name": "layout.css.getBoxQuads.enabled",
                  "value_to_set": "true"
                }
              ]
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "getClientRects": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getClientRects",
          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-getclientrects",
          "support": {
            "chrome": {
              "version_added": "2"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "9.5"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "2"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "getElementsByClassName": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getElementsByClassName",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-getelementsbyclassname",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "16"
              },
              {
                "version_added": "12",
                "version_removed": "16",
                "partial_implementation": true,
                "notes": "Only supported for <a href='https://developer.mozilla.org/docs/Web/API/HTMLElement'><code>HTMLElement</code></a>, not all <code>Element</code> objects, such as <a href='https://developer.mozilla.org/docs/Web/API/SVGElement'><code>SVGElement</code></a>."
              }
            ],
            "firefox": {
              "version_added": "3",
              "notes": "Before Firefox 19, this method was returning a <code>NodeList</code>; it was then changed to reflect the change in the spec."
            },
            "firefox_android": {
              "version_added": "4"
            },
            "ie": {
              "version_added": "9",
              "partial_implementation": true,
              "notes": "Only supported for <a href='https://developer.mozilla.org/docs/Web/API/HTMLElement'><code>HTMLElement</code></a>, not all <code>Element</code> objects, such as <a href='https://developer.mozilla.org/docs/Web/API/SVGElement'><code>SVGElement</code></a>."
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "9.5"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "3.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "getElementsByTagName": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getElementsByTagName",
          "spec_url": "https://dom.spec.whatwg.org/#dom-element-getelementsbytagname",
          "support": {
            "chrome": {
              "version_added": "1",
              "notes": "Initially, this method was returning a <code>NodeList</code>; it was then changed to reflect the spec change."
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1",
              "notes": "Before Firefox 19, this method was returning a <code>NodeList</code>; it was then changed to reflect the change in the spec."
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5.5"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8",
              "notes": "Initially, this method was returning a <code>NodeList</code>; it was then changed to reflect the spec change."
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1",
              "notes": "Initially, this method was returning a <code>NodeList</code>; it was then changed to reflect the spec change."
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "all_elements_selector": {
          "__compat": {
            "description": "<code>getElementsByTagName(\"*\")</code>",
            "support": {
              "chrome": {
                "version_added": "1"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": "1"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": "6"
              },
              "oculus": "mirror",
              "opera": {
                "version_added": "≤15"
              },
              "opera_android": {
                "version_added": "≤14"
              },
              "safari": {
                "version_added": "1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "getElementsByTagNameNS": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getElementsByTagNameNS",
          "spec_url": "https://dom.spec.whatwg.org/#dom-element-getelementsbytagnamens",
          "support": {
            "chrome": {
              "version_added": "1",
              "notes": "Initially, this method was returning a <code>NodeList</code>; it was then changed to reflect the spec change."
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1",
              "notes": [
                "The behavior of <code>element.getElementsByTagNameNS</code> changed between Firefox 3.5 and Firefox 3.6. In Firefox 3.5 and before, this function would automatically case-fold any queries so that a search for \"foo\" would match \"Foo\" or \"foo\". In Firefox 3.6 and later this function is now case-sensitive so that a query for \"foo\" will only match \"foo\" and not \"Foo\". For more background on this, please see the <a href='https://bugzil.la/542185#c5'>comment from Henri Sivonen about the change</a>. You can also look at the <a href='https://developer.mozilla.org/docs/Case_Sensitivity_in_class_and_id_Names'>relevant part of the standard, which states which parts of the API are case-sensitive and which parts aren't</a>.",
                "Before Firefox 19, this method was returning a <code>NodeList</code>; it was then changed to reflects the spec change."
              ]
            },
            "firefox_android": {
              "version_added": "4",
              "notes": "Before Firefox 19, this method was returning a <code>NodeList</code>; it was then changed to reflects the spec change."
            },
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1",
              "notes": "Initially, this method was returning a <code>NodeList</code>; it was then changed to reflect the spec change."
            },
            "opera_android": {
              "version_added": "≤12.1",
              "notes": "Initially, this method was returning a <code>NodeList</code>; it was then changed to reflect the spec change."
            },
            "safari": {
              "version_added": "1",
              "notes": "Initially, this method was returning a <code>NodeList</code>; it was then changed to reflect the spec change."
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "all_elements_selector": {
          "__compat": {
            "description": "<code>getElementsByTagNameNS(namespaceURI, \"*\")</code>",
            "support": {
              "chrome": {
                "version_added": "1"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": "1"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": "9"
              },
              "oculus": "mirror",
              "opera": {
                "version_added": "≤15"
              },
              "opera_android": {
                "version_added": "≤14"
              },
              "safari": {
                "version_added": "1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "getHTML": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getHTML",
          "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#dom-element-gethtml",
          "support": {
            "chrome": {
              "version_added": "125"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "128"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "18"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "gotpointercapture_event": {
        "__compat": {
          "description": "<code>gotpointercapture</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/gotpointercapture_event",
          "spec_url": [
            "https://w3c.github.io/pointerevents/#the-gotpointercapture-event",
            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-ongotpointercapture"
          ],
          "support": {
            "chrome": {
              "version_added": "57"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "17"
            },
            "firefox": {
              "version_added": "59"
            },
            "firefox_android": {
              "version_added": "79"
            },
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "13"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "hasAttribute": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/hasAttribute",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-hasattribute①",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "8"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "hasAttributeNS": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/hasAttributeNS",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-hasattributens①",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "hasAttributes": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/hasAttributes",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-hasattributes①",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1",
              "notes": "Before Firefox 35, it was implemented on the <code>Node</code> interface."
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "8"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "hasPointerCapture": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/hasPointerCapture",
          "spec_url": "https://w3c.github.io/pointerevents/#dom-element-haspointercapture",
          "support": {
            "chrome": {
              "version_added": "55"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "59"
            },
            "firefox_android": {
              "version_added": "79"
            },
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "13"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "id": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/id",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-id①",
          "support": {
            "chrome": [
              {
                "version_added": "23"
              },
              {
                "version_added": "1",
                "version_removed": "23",
                "partial_implementation": true,
                "notes": "Only supported for <a href='https://developer.mozilla.org/docs/Web/API/HTMLElement'><code>HTMLElement</code></a>, not all <code>Element</code> objects, such as <a href='https://developer.mozilla.org/docs/Web/API/SVGElement'><code>SVGElement</code></a>."
              }
            ],
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "innerHTML": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/innerHTML",
          "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#dom-element-innerhtml",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "4"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "1"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "input_event": {
        "__compat": {
          "description": "<code>input</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/input_event",
          "spec_url": [
            "https://w3c.github.io/uievents/#event-type-input",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-oninput"
          ],
          "tags": [
            "web-features:input-event"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "79"
              },
              {
                "version_added": "12",
                "version_removed": "79",
                "partial_implementation": true,
                "notes": "Not supported on <code>select</code>, <code>checkbox</code>, or <code>radio</code> inputs."
              }
            ],
            "firefox": {
              "version_added": "6"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9",
              "partial_implementation": true,
              "notes": "Only supports <code>input</code> of type <code>text</code> and <code>password</code>."
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "11.6"
            },
            "opera_android": {
              "version_added": "12"
            },
            "safari": {
              "version_added": "3.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "insertAdjacentElement": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/insertAdjacentElement",
          "spec_url": "https://dom.spec.whatwg.org/#dom-element-insertadjacentelement",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "17"
              },
              {
                "version_added": "12",
                "version_removed": "17",
                "partial_implementation": true,
                "notes": "Only supported for <a href='https://developer.mozilla.org/docs/Web/API/HTMLElement'><code>HTMLElement</code></a>, not all <code>Element</code> objects, such as <a href='https://developer.mozilla.org/docs/Web/API/SVGElement'><code>SVGElement</code></a>."
              }
            ],
            "firefox": {
              "version_added": "48"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5",
              "partial_implementation": true,
              "notes": "Only supported for <a href='https://developer.mozilla.org/docs/Web/API/HTMLElement'><code>HTMLElement</code></a>, not all <code>Element</code> objects, such as <a href='https://developer.mozilla.org/docs/Web/API/SVGElement'><code>SVGElement</code></a>."
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "3"
            },
            "safari_ios": {
              "version_added": "1"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "insertAdjacentHTML": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/insertAdjacentHTML",
          "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#the-insertadjacenthtml()-method",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "17"
              },
              {
                "version_added": "12",
                "version_removed": "17",
                "partial_implementation": true,
                "notes": "Only supported for <a href='https://developer.mozilla.org/docs/Web/API/HTMLElement'><code>HTMLElement</code></a>, not all <code>Element</code> objects, such as <a href='https://developer.mozilla.org/docs/Web/API/SVGElement'><code>SVGElement</code></a>."
              }
            ],
            "firefox": {
              "version_added": "8"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "4",
              "partial_implementation": true,
              "notes": [
                "Before Internet Explorer 10, throws an \"Invalid target element for this operation.\" error when called on a <code>&lt;table&gt;</code>, <code>&lt;tbody&gt;</code>, <code>&lt;thead&gt;</code>, or <code>&lt;tr&gt;</code> element.",
                "Only supported for <a href='https://developer.mozilla.org/docs/Web/API/HTMLElement'><code>HTMLElement</code></a>, not all <code>Element</code> objects, such as <a href='https://developer.mozilla.org/docs/Web/API/SVGElement'><code>SVGElement</code></a>."
              ]
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "4"
            },
            "safari_ios": {
              "version_added": "4"
            },
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "insertAdjacentText": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/insertAdjacentText",
          "spec_url": "https://dom.spec.whatwg.org/#dom-element-insertadjacenttext",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "17"
              },
              {
                "version_added": "12",
                "version_removed": "17",
                "partial_implementation": true,
                "notes": "Only supported for <a href='https://developer.mozilla.org/docs/Web/API/HTMLElement'><code>HTMLElement</code></a>, not all <code>Element</code> objects, such as <a href='https://developer.mozilla.org/docs/Web/API/SVGElement'><code>SVGElement</code></a>."
              }
            ],
            "firefox": {
              "version_added": "48"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5",
              "partial_implementation": true,
              "notes": "Only supported for <a href='https://developer.mozilla.org/docs/Web/API/HTMLElement'><code>HTMLElement</code></a>, not all <code>Element</code> objects, such as <a href='https://developer.mozilla.org/docs/Web/API/SVGElement'><code>SVGElement</code></a>."
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "4"
            },
            "safari_ios": {
              "version_added": "4"
            },
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "2.2"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "keydown_event": {
        "__compat": {
          "description": "<code>keydown</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/keydown_event",
          "spec_url": [
            "https://w3c.github.io/uievents/#event-type-keydown",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onkeydown"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "6"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1.2"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "keypress_event": {
        "__compat": {
          "description": "<code>keypress</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/keypress_event",
          "spec_url": [
            "https://w3c.github.io/uievents/#event-type-keypress",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onkeypress"
          ],
          "support": {
            "chrome": {
              "version_added": "1",
              "notes": "Chrome does not fire the <code>keypress</code> event for <a href='https://crbug.com/13891#c50'>known keyboard shortcuts</a>. Which keyboard shortcuts are known depends on the user's system. Use the <code>keydown</code> event to implement keyboard shortcuts."
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "6",
              "notes": "As of Firefox 65, the <code>keypress</code> event is no longer fired for <a href='https://developer.mozilla.org/docs/Web/API/KeyboardEvent/keyCode#Non-printable_keys_(function_keys)'>non-printable keys</a>, except for the Enter key, and the Shift + Enter and Ctrl + Enter key combinations (these were kept for cross-browser compatibility purposes)."
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1",
              "notes": "Opera does not fire the <code>keypress</code> event for <a href='https://crbug.com/13891#c50'>known keyboard shortcuts</a>. Which keyboard shortcuts are known depends on the user's system. Use the <code>keydown</code> event to implement keyboard shortcuts."
            },
            "opera_android": {
              "version_added": "≤12.1",
              "notes": "Opera does not fire the <code>keypress</code> event for <a href='https://crbug.com/13891#c50'>known keyboard shortcuts</a>. Which keyboard shortcuts are known depends on the user's system. Use the <code>keydown</code> event to implement keyboard shortcuts."
            },
            "safari": {
              "version_added": "1.3"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "1",
              "notes": "Chrome does not fire the <code>keypress</code> event for <a href='https://crbug.com/13891#c50'>known keyboard shortcuts</a>. Which keyboard shortcuts are known depends on the user's system. Use the <code>keydown</code> event to implement keyboard shortcuts."
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": true
          }
        }
      },
      "keyup_event": {
        "__compat": {
          "description": "<code>keyup</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/keyup_event",
          "spec_url": [
            "https://w3c.github.io/uievents/#event-type-keyup",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onkeyup"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "6"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1.2"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "lastElementChild": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/lastElementChild",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-lastelementchild①",
          "support": {
            "chrome": {
              "version_added": "2"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.5"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "10"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "4"
            },
            "safari_ios": {
              "version_added": "3"
            },
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "localName": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/localName",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-localname①",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "lostpointercapture_event": {
        "__compat": {
          "description": "<code>lostpointercapture</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/lostpointercapture_event",
          "spec_url": [
            "https://w3c.github.io/pointerevents/#the-lostpointercapture-event",
            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onlostpointercapture"
          ],
          "support": {
            "chrome": {
              "version_added": "57"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "17"
            },
            "firefox": {
              "version_added": "59"
            },
            "firefox_android": {
              "version_added": "79"
            },
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "13"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "matches": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/matches",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-matches①",
          "support": {
            "chrome": [
              {
                "version_added": "33"
              },
              {
                "alternative_name": "webkitMatchesSelector",
                "version_added": "4"
              }
            ],
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "15"
              },
              {
                "alternative_name": "webkitMatchesSelector",
                "version_added": "12"
              },
              {
                "alternative_name": "msMatchesSelector",
                "version_added": "12",
                "version_removed": "79"
              }
            ],
            "firefox": [
              {
                "version_added": "34"
              },
              {
                "alternative_name": "webkitMatchesSelector",
                "version_added": "44"
              },
              {
                "alternative_name": "mozMatchesSelector",
                "version_added": "3.6",
                "notes": [
                  "Before Firefox 4, invalid selector strings caused false to be returned instead of throwing an exception.",
                  "See <a href='https://bugzil.la/1119718'>bug 1119718</a> for removal."
                ]
              }
            ],
            "firefox_android": [
              {
                "version_added": "34"
              },
              {
                "alternative_name": "webkitMatchesSelector",
                "version_added": "44"
              },
              {
                "alternative_name": "mozMatchesSelector",
                "version_added": "4",
                "notes": "See <a href='https://bugzil.la/1119718'>bug 1119718</a> for removal."
              }
            ],
            "ie": {
              "alternative_name": "msMatchesSelector",
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": [
              {
                "version_added": "21"
              },
              {
                "alternative_name": "webkitMatchesSelector",
                "version_added": "15"
              },
              {
                "alternative_name": "oMatchesSelector",
                "version_added": "11.5",
                "version_removed": "15"
              }
            ],
            "opera_android": [
              {
                "version_added": "21"
              },
              {
                "alternative_name": "webkitMatchesSelector",
                "version_added": "14"
              },
              {
                "alternative_name": "oMatchesSelector",
                "version_added": "11.5",
                "version_removed": "14"
              }
            ],
            "safari": [
              {
                "version_added": "8"
              },
              {
                "alternative_name": "webkitMatchesSelector",
                "version_added": "5"
              }
            ],
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": [
              {
                "version_added": "4.4"
              },
              {
                "alternative_name": "webkitMatchesSelector",
                "version_added": "≤37"
              }
            ],
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "mousedown_event": {
        "__compat": {
          "description": "<code>mousedown</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/mousedown_event",
          "spec_url": [
            "https://w3c.github.io/uievents/#event-type-mousedown",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onmousedown"
          ],
          "tags": [
            "web-features:mouse-events"
          ],
          "support": {
            "chrome": {
              "version_added": "2"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "6"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "11.6"
            },
            "opera_android": {
              "version_added": "12.1"
            },
            "safari": {
              "version_added": "4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "mouseenter_event": {
        "__compat": {
          "description": "<code>mouseenter</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/mouseenter_event",
          "spec_url": [
            "https://w3c.github.io/uievents/#event-type-mouseenter",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onmouseenter"
          ],
          "tags": [
            "web-features:mouse-events"
          ],
          "support": {
            "chrome": {
              "version_added": "30"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "10"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5.5"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "7"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "mouseleave_event": {
        "__compat": {
          "description": "<code>mouseleave</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/mouseleave_event",
          "spec_url": [
            "https://w3c.github.io/uievents/#event-type-mouseleave",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onmouseleave"
          ],
          "tags": [
            "web-features:mouse-events"
          ],
          "support": {
            "chrome": {
              "version_added": "30"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "10"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5.5"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "7"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "mousemove_event": {
        "__compat": {
          "description": "<code>mousemove</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/mousemove_event",
          "spec_url": [
            "https://w3c.github.io/uievents/#event-type-mousemove",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onmousemove"
          ],
          "tags": [
            "web-features:mouse-events"
          ],
          "support": {
            "chrome": {
              "version_added": "2"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "6"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "11.6"
            },
            "opera_android": {
              "version_added": "12.1"
            },
            "safari": {
              "version_added": "4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "mouseout_event": {
        "__compat": {
          "description": "<code>mouseout</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/mouseout_event",
          "spec_url": [
            "https://w3c.github.io/uievents/#event-type-mouseout",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onmouseout"
          ],
          "tags": [
            "web-features:mouse-events"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "6"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "mouseover_event": {
        "__compat": {
          "description": "<code>mouseover</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/mouseover_event",
          "spec_url": [
            "https://w3c.github.io/uievents/#event-type-mouseover",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onmouseover"
          ],
          "tags": [
            "web-features:mouse-events"
          ],
          "support": {
            "chrome": {
              "version_added": "2"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "6"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "9.5"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "mouseup_event": {
        "__compat": {
          "description": "<code>mouseup</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/mouseup_event",
          "spec_url": [
            "https://w3c.github.io/uievents/#event-type-mouseup",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onmouseup"
          ],
          "tags": [
            "web-features:mouse-events"
          ],
          "support": {
            "chrome": {
              "version_added": "2"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "6"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "11.6"
            },
            "opera_android": {
              "version_added": "12.1"
            },
            "safari": {
              "version_added": "4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "mousewheel_event": {
        "__compat": {
          "description": "<code>mousewheel</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/mousewheel_event",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤15"
            },
            "opera_android": {
              "version_added": "≤14"
            },
            "safari": {
              "version_added": "3"
            },
            "safari_ios": {
              "version_added": "1"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": true
          }
        }
      },
      "namespaceURI": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/namespaceURI",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-namespaceuri①",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "nextElementSibling": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/nextElementSibling",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-nondocumenttypechildnode-nextelementsibling②",
          "support": {
            "chrome": {
              "version_added": "2"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.5"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "10"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "4"
            },
            "safari_ios": {
              "version_added": "3"
            },
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "outerHTML": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/outerHTML",
          "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#dom-element-outerhtml",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "11"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "4"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1.3"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "1"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "part": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/part",
          "spec_url": "https://drafts.csswg.org/css-shadow-parts/#idl",
          "support": {
            "chrome": {
              "version_added": "73"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "72"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "13.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "paste_event": {
        "__compat": {
          "description": "<code>paste</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/paste_event",
          "spec_url": [
            "https://w3c.github.io/clipboard-apis/#clipboard-event-paste",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onpaste"
          ],
          "tags": [
            "web-features:clipboard-events"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "22"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9",
              "notes": [
                "Before Internet Explorer 11, copying files does not trigger the <code>paste</code> event.",
                "Before Internet Explorer 9, this event is not supported via <code>addEventListener</code>; however, the event handler is supported since IE 5.5. The event can be listened to via <code>element.oncopy</code>."
              ]
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "3"
            },
            "safari_ios": {
              "version_added": "3"
            },
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "≤37"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "pointercancel_event": {
        "__compat": {
          "description": "<code>pointercancel</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointercancel_event",
          "spec_url": [
            "https://w3c.github.io/pointerevents/#the-pointercancel-event",
            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointercancel"
          ],
          "support": {
            "chrome": {
              "version_added": "55"
            },
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "12"
              },
              {
                "prefix": "ms",
                "version_added": "12",
                "version_removed": "79"
              }
            ],
            "firefox": {
              "version_added": "59"
            },
            "firefox_android": {
              "version_added": "79"
            },
            "ie": [
              {
                "version_added": "11"
              },
              {
                "prefix": "ms",
                "version_added": "10"
              }
            ],
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "13"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "pointerdown_event": {
        "__compat": {
          "description": "<code>pointerdown</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointerdown_event",
          "spec_url": [
            "https://w3c.github.io/pointerevents/#the-pointerdown-event",
            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointerdown"
          ],
          "support": {
            "chrome": {
              "version_added": "55"
            },
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "12"
              },
              {
                "prefix": "ms",
                "version_added": "12",
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          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointerout_event",
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            ],
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            ],
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            "samsunginternet_android": "mirror",
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          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-queryselectorall①",
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                "notes": "<code>querySelector()</code> is supported, but only for CSS 2.1 selectors."
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              {
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                "partial_implementation": true,
                "notes": "<code>querySelectorAll()</code> is supported, but only for CSS 2.1 selectors."
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          "spec_url": "https://w3c.github.io/pointerevents/#dom-element-releasepointercapture",
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      },
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          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-replacechildren①",
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            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "replaceWith": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/replaceWith",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-childnode-replacewith①",
          "support": {
            "chrome": {
              "version_added": "54"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "17"
            },
            "firefox": {
              "version_added": "49"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "39"
            },
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "requestFullscreen": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/requestFullscreen",
          "spec_url": "https://fullscreen.spec.whatwg.org/#ref-for-dom-element-requestfullscreen①",
          "tags": [
            "web-features:fullscreen"
          ],
          "support": {
            "chrome": [
              {
                "version_added": "71"
              },
              {
                "prefix": "webkit",
                "version_added": "15"
              }
            ],
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "79"
              },
              {
                "prefix": "webkit",
                "version_added": "12"
              },
              {
                "version_added": "12",
                "version_removed": "14"
              }
            ],
            "firefox": [
              {
                "version_added": "64"
              },
              {
                "alternative_name": "mozRequestFullScreen",
                "version_added": "9",
                "notes": "Before Firefox 44, Firefox incorrectly allowed elements inside a <code>&lt;frame&gt;</code> or <code>&lt;object&gt;</code> element to request, and to be granted, fullscreen. In Firefox 44 and onwards this has been fixed: only elements in the top-level document or in an <code>&lt;iframe&gt;</code> element with the <code>allowfullscreen</code> attribute can be displayed fullscreen."
              }
            ],
            "firefox_android": [
              {
                "version_added": "64"
              },
              {
                "alternative_name": "mozRequestFullScreen",
                "version_added": "9",
                "notes": "Before Firefox 44, Firefox incorrectly allowed elements inside a <code>&lt;frame&gt;</code> or an <code>&lt;object&gt;</code> to request, and to be granted, fullscreen. In Firefox 44 and onwards this has been fixed: only elements in the top-level document or in an <code><code>&lt;iframe&gt;</code></code> with the <code>allowfullscreen</code> attribute can be displayed fullscreen."
              }
            ],
            "ie": {
              "prefix": "ms",
              "version_added": "11"
            },
            "oculus": "mirror",
            "opera": [
              {
                "version_added": "58"
              },
              {
                "prefix": "webkit",
                "version_added": "15"
              },
              {
                "version_added": "12.1",
                "version_removed": "15"
              }
            ],
            "opera_android": [
              {
                "version_added": "50"
              },
              {
                "prefix": "webkit",
                "version_added": "14"
              },
              {
                "version_added": "12.1",
                "version_removed": "14"
              }
            ],
            "safari": [
              {
                "version_added": "16.4"
              },
              {
                "prefix": "webkit",
                "version_added": "5.1"
              }
            ],
            "safari_ios": [
              {
                "version_added": "16.4",
                "partial_implementation": true,
                "notes": [
                  "Only available on iPad, not on iPhone.",
                  "Shows an overlay button which can not be disabled. Swiping down exits fullscreen mode, making it unsuitable for some use cases like games."
                ]
              },
              {
                "prefix": "webkit",
                "version_added": "12",
                "partial_implementation": true,
                "notes": "Only available on iPad, not on iPhone. Shows an overlay button which can not be disabled."
              }
            ],
            "samsunginternet_android": "mirror",
            "webview_android": [
              {
                "version_added": "71"
              },
              {
                "prefix": "webkit",
                "version_added": "≤37"
              }
            ],
            "webview_ios": {
              "version_added": false
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "options_navigationUI_parameter": {
          "__compat": {
            "description": "<code>options.navigationUI</code> parameter",
            "spec_url": "https://fullscreen.spec.whatwg.org/#dom-fullscreenoptions-navigationui",
            "support": {
              "chrome": {
                "version_added": "71"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": false
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "16.4"
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_screen_parameter": {
          "__compat": {
            "description": "<code>options.screen</code> parameter",
            "spec_url": "https://w3c.github.io/window-management/#ref-for-dom-fullscreenoptions-screen",
            "support": {
              "chrome": {
                "version_added": "100"
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": "mirror",
              "firefox": {
                "version_added": false
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": false
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": true,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "returns_promise": {
          "__compat": {
            "description": "Returns a <code>Promise</code>",
            "tags": [
              "web-features:fullscreen"
            ],
            "support": {
              "chrome": {
                "version_added": "71"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "64"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "16.4"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "requestPointerLock": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/requestPointerLock",
          "spec_url": "https://w3c.github.io/pointerlock/#dom-element-requestpointerlock",
          "tags": [
            "web-features:pointer-lock"
          ],
          "support": {
            "chrome": [
              {
                "version_added": "37",
                "notes": "From version 92, returns a promise instead of <code>undefined</code>. The behavior reflects <a href='https://github.com/w3c/pointerlock/pull/49'>a proposed specification change</a>."
              },
              {
                "prefix": "webkit",
                "version_added": "22",
                "version_removed": "38"
              }
            ],
            "chrome_android": "mirror",
            "edge": {
              "version_added": "13",
              "notes": "From version 92, returns a promise instead of <code>undefined</code>. The behavior reflects <a href='https://github.com/w3c/pointerlock/pull/49'>a proposed specification change</a>."
            },
            "firefox": [
              {
                "version_added": "50"
              },
              {
                "prefix": "moz",
                "version_added": "14",
                "version_removed": "50"
              }
            ],
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10.1"
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": [
              {
                "version_added": "3.0",
                "notes": "From version 16, returns a promise instead of <code>undefined</code>. The behavior reflects <a href='https://github.com/w3c/pointerlock/pull/49'>a proposed specification change</a>."
              },
              {
                "prefix": "webkit",
                "version_added": "1.5",
                "version_removed": "3.0"
              }
            ],
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "options_unadjustedMovement_parameter": {
          "__compat": {
            "description": "<code>options.unadjustedMovement</code> parameter",
            "support": {
              "chrome": {
                "version_added": "88",
                "notes": "Supported on macOS Catalina 10.15.1+, Windows, and ChromeOS. Not yet supported on Linux."
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": false
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": false
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": true,
              "standard_track": false,
              "deprecated": false
            }
          }
        }
      },
      "role": {
        "__compat": {
          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-role",
          "tags": [
            "web-features:aria-attribute-reflection"
          ],
          "support": {
            "chrome": {
              "version_added": "103"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "119"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "scroll": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scroll",
          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scroll",
          "support": {
            "chrome": {
              "version_added": "61"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "36"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "options_behavior_parameter": {
          "__compat": {
            "description": "<code>options.behavior</code> parameter",
            "support": {
              "chrome": {
                "version_added": "61"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "36"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "14"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_left_parameter": {
          "__compat": {
            "description": "<code>options.left</code> parameter",
            "support": {
              "chrome": {
                "version_added": "61"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "36"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_top_parameter": {
          "__compat": {
            "description": "<code>options.top</code> parameter",
            "support": {
              "chrome": {
                "version_added": "61"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "36"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "scroll_event": {
        "__compat": {
          "description": "<code>scroll</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scroll_event",
          "spec_url": [
            "https://drafts.csswg.org/cssom-view/#eventdef-document-scroll",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onscroll"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "6"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1.3"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "scrollBy": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollBy",
          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollby",
          "support": {
            "chrome": {
              "version_added": "61"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "36"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "options_behavior_parameter": {
          "__compat": {
            "description": "<code>options.behavior</code> parameter",
            "support": {
              "chrome": {
                "version_added": "61"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "36"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "14"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_left_parameter": {
          "__compat": {
            "description": "<code>options.left</code> parameter",
            "support": {
              "chrome": {
                "version_added": "61"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "36"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_top_parameter": {
          "__compat": {
            "description": "<code>options.top</code> parameter",
            "support": {
              "chrome": {
                "version_added": "61"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "36"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "scrollend_event": {
        "__compat": {
          "description": "<code>scrollend</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollend_event",
          "spec_url": [
            "https://drafts.csswg.org/cssom-view/#eventdef-document-scrollend",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onscrollend"
          ],
          "tags": [
            "web-features:scrollend"
          ],
          "support": {
            "chrome": {
              "version_added": "114"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "109"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false,
              "impl_url": "https://webkit.org/b/201556"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "scrollHeight": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollHeight",
          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollheight",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": [
              {
                "version_added": "21"
              },
              {
                "version_added": "3",
                "version_removed": "21",
                "partial_implementation": true,
                "notes": "Before Firefox 21, when an element's content does not generate a vertical scrollbar, then its <code>scrollHeight</code> property is equal to its <code>clientHeight</code> property. This can mean either the content is too short to require a scrollbar or that the element has a CSS style <code>overflow</code> value of <code>visible</code> (non-scrollable)."
              }
            ],
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5",
              "notes": "In Internet Explorer 5 through 7, if padding is set, the value of <code>scrollHeight</code> is equal to the sum of the top and bottom padding. This behavior was fixed in Internet Explorer 8."
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "scrollIntoView": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollIntoView",
          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollintoview",
          "tags": [
            "web-features:scroll-into-view"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "79"
              },
              {
                "version_added": "17",
                "version_removed": "79",
                "partial_implementation": true,
                "notes": "The only parameter supported is <code>alignToTop</code>."
              },
              {
                "version_added": "12",
                "version_removed": "17",
                "partial_implementation": true,
                "notes": [
                  "Only supported for <a href='https://developer.mozilla.org/docs/Web/API/HTMLElement'><code>HTMLElement</code></a>, not all <code>Element</code> objects, such as <a href='https://developer.mozilla.org/docs/Web/API/SVGElement'><code>SVGElement</code></a>.",
                  "No support for <code>smooth</code> behavior."
                ]
              }
            ],
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5",
              "partial_implementation": true,
              "notes": [
                "Only supported for <a href='https://developer.mozilla.org/docs/Web/API/HTMLElement'><code>HTMLElement</code></a>, not all <code>Element</code> objects, such as <a href='https://developer.mozilla.org/docs/Web/API/SVGElement'><code>SVGElement</code></a>.",
                "No support for <code>smooth</code> behavior or <code>center</code> options."
              ]
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "3",
              "notes": [
                "No support for <code>center</code> option.",
                "Before Safari 15.4, there was no support for the <code>smooth</code> behavior."
              ]
            },
            "safari_ios": {
              "version_added": "1",
              "notes": [
                "No support for <code>center</code> option.",
                "Before iOS 15.4, there was no support for the <code>smooth</code> behavior."
              ]
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "options_parameter": {
          "__compat": {
            "description": "<code>options</code> parameter",
            "tags": [
              "web-features:scroll-into-view"
            ],
            "support": {
              "chrome": {
                "version_added": "61",
                "notes": "The <code>block</code> and <code>inline</code> options support the values <code>start</code>, <code>center</code>, <code>end</code>, <code>nearest</code>."
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "36",
                "notes": [
                  "No support for <code>inline</code> option.",
                  "Before Firefox 58, <code>nearest</code> and <code>center</code> values for the <code>block</code> option was unsupported. See <a href='https://bugzil.la/1389274'>bug 1389274</a>."
                ]
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "14"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "scrollIntoViewIfNeeded": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollIntoViewIfNeeded",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "3"
            },
            "safari_ios": {
              "version_added": "1"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": false
          }
        }
      },
      "scrollLeft": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollLeft",
          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollleft",
          "support": {
            "chrome": [
              {
                "version_added": "86"
              },
              {
                "version_added": "1",
                "version_removed": "86",
                "notes": "For right-to-left elements, this property uses 0-100 (most left to most right) instead of negative values. See <a href='https://crbug.com/721759'>bug 721759</a>."
              }
            ],
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "86"
              },
              {
                "version_added": "12",
                "version_removed": "86",
                "notes": "For right-to-left elements, this property uses 0-100 (most left to most right) instead of negative values. See <a href='https://crbug.com/721759'>bug 721759</a>."
              }
            ],
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5",
              "notes": "For right-to-left elements, this property uses 100-0 (most left to most right) instead of negative values."
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "scrollLeftMax": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollLeftMax",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "16"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": false
          }
        }
      },
      "scrollsnapchange_event": {
        "__compat": {
          "description": "<code>scrollsnapchange</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollsnapchange_event",
          "spec_url": "https://drafts.csswg.org/css-scroll-snap-2/#scrollsnapchange",
          "support": {
            "chrome": {
              "version_added": "129"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "scrollsnapchanging_event": {
        "__compat": {
          "description": "<code>scrollsnapchanging</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollsnapchanging_event",
          "spec_url": "https://drafts.csswg.org/css-scroll-snap-2/#scrollsnapchanging",
          "support": {
            "chrome": {
              "version_added": "129"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "scrollTo": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollTo",
          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollto",
          "support": {
            "chrome": {
              "version_added": "61"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "36"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "options_behavior_parameter": {
          "__compat": {
            "description": "<code>options.behavior</code> parameter",
            "support": {
              "chrome": {
                "version_added": "61"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "36"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "14"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_left_parameter": {
          "__compat": {
            "description": "<code>options.left</code> parameter",
            "support": {
              "chrome": {
                "version_added": "61"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "36"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "options_top_parameter": {
          "__compat": {
            "description": "<code>options.top</code> parameter",
            "support": {
              "chrome": {
                "version_added": "61"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "36"
              },
              "firefox_android": "mirror",
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "scrollTop": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollTop",
          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrolltop",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "scrollTopMax": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollTopMax",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "16"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": false
          }
        }
      },
      "scrollWidth": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollWidth",
          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollwidth",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5",
              "notes": "In Internet Explorer 5 through 7, if padding is set, the value of <code>scrollWidth</code> is equal to the sum of the left and right padding. This behavior was fixed in Internet Explorer 8."
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "securitypolicyviolation_event": {
        "__compat": {
          "description": "<code>securitypolicyviolation</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/securitypolicyviolation_event",
          "spec_url": [
            "https://w3c.github.io/webappsec-csp/#eventdef-globaleventhandlers-securitypolicyviolation",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onsecuritypolicyviolation"
          ],
          "support": {
            "chrome": {
              "version_added": "41"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "15"
            },
            "firefox": {
              "version_added": "63"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "setAttribute": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setAttribute",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-setattribute①",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5",
              "notes": "In Internet Explorer 7 and earlier, <code>setAttribute</code> doesn't set styles and removes events when you try to set them."
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "setAttributeNode": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setAttributeNode",
          "spec_url": "https://dom.spec.whatwg.org/#dom-element-setattributenode",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "6"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "setAttributeNodeNS": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setAttributeNodeNS",
          "spec_url": "https://dom.spec.whatwg.org/#dom-element-setattributenodens",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12",
              "notes": "Returns a <code>ClientRectList</code> with <a href='https://docs.microsoft.com/en-us/previous-versions/hh826029(v=vs.85)'><code>ClientRect</code></a> objects (which do not contain <code>x</code> and <code>y</code> properties) instead of <a href='https://developer.mozilla.org/docs/Web/API/DOMRect'><code>DOMRect</code></a> objects."
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9",
              "notes": "Returns a <code>ClientRectList</code> with <a href='https://docs.microsoft.com/en-us/previous-versions/hh826029(v=vs.85)'><code>ClientRect</code></a> objects (which do not contain <code>x</code> and <code>y</code> properties) instead of <a href='https://developer.mozilla.org/docs/Web/API/DOMRect'><code>DOMRect</code></a> objects."
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "setAttributeNS": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setAttributeNS",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-setattributens①",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "setCapture": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setCapture",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12",
              "version_removed": "79"
            },
            "firefox": {
              "version_added": "4"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5",
              "notes": "The <code>retargetToElement</code> parameter to <code>Element.setCapture()</code> was introduced in Internet Explorer 5.5."
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": true
          }
        }
      },
      "setHTMLUnsafe": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setHTMLUnsafe",
          "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#dom-element-sethtmlunsafe",
          "tags": [
            "web-features:parse-html-unsafe"
          ],
          "support": {
            "chrome": {
              "version_added": "124"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "123"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "17.4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "setPointerCapture": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setPointerCapture",
          "spec_url": "https://w3c.github.io/pointerevents/#dom-element-setpointercapture",
          "support": {
            "chrome": {
              "version_added": "55"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "59",
              "notes": "Before Firefox 82, <code>setPointerCapture()</code> throws <code>InvalidPointerId</code> for an invalid <code>pointerId</code> argument. From Firefox 82, it throws <a href='https://w3c.github.io/pointerevents/#setting-pointer-capture'>the specified</a> <code>NotFoundError</code> exception. See <a href='https://bugzil.la/1662124'>bug 1662124</a>."
            },
            "firefox_android": {
              "version_added": "79",
              "notes": "Before Firefox 82, <code>setPointerCapture()</code> throws <code>InvalidPointerId</code> for an invalid <code>pointerId</code> argument. From Firefox 82, it throws <a href='https://w3c.github.io/pointerevents/#setting-pointer-capture'>the specified</a> <code>NotFoundError</code> exception. See <a href='https://bugzil.la/1662124'>bug 1662124</a>."
            },
            "ie": [
              {
                "version_added": "11"
              },
              {
                "prefix": "ms",
                "version_added": "10"
              }
            ],
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "13"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "shadowRoot": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/shadowRoot",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-shadowroot①",
          "tags": [
            "web-features:shadow-dom"
          ],
          "support": {
            "chrome": {
              "version_added": "35"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "63"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "slot": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/slot",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-slot①",
          "tags": [
            "web-features:slot"
          ],
          "support": {
            "chrome": {
              "version_added": "53"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "63"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "tagName": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/tagName",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-tagname①",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "8"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "toggleAttribute": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/toggleAttribute",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-toggleattribute①",
          "support": {
            "chrome": {
              "version_added": "69"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "18"
            },
            "firefox": {
              "version_added": "63"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "touchcancel_event": {
        "__compat": {
          "description": "<code>touchcancel</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/touchcancel_event",
          "spec_url": [
            "https://w3c.github.io/touch-events/#event-touchcancel",
            "https://w3c.github.io/touch-events/#dom-globaleventhandlers-ontouchcancel"
          ],
          "support": {
            "chrome": {
              "version_added": "22"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "52"
            },
            "firefox_android": {
              "version_added": "6"
            },
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": {
              "version_added": false
            },
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": "≤3"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "touchend_event": {
        "__compat": {
          "description": "<code>touchend</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/touchend_event",
          "spec_url": [
            "https://w3c.github.io/touch-events/#event-touchend",
            "https://w3c.github.io/touch-events/#dom-globaleventhandlers-ontouchend"
          ],
          "support": {
            "chrome": {
              "version_added": "22"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "52"
            },
            "firefox_android": {
              "version_added": "6"
            },
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": {
              "version_added": false
            },
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": "≤3"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "touchmove_event": {
        "__compat": {
          "description": "<code>touchmove</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/touchmove_event",
          "spec_url": [
            "https://w3c.github.io/touch-events/#event-touchmove",
            "https://w3c.github.io/touch-events/#dom-globaleventhandlers-ontouchmove"
          ],
          "support": {
            "chrome": {
              "version_added": "22"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "52"
            },
            "firefox_android": {
              "version_added": "6"
            },
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": {
              "version_added": false
            },
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": "≤3"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "touchstart_event": {
        "__compat": {
          "description": "<code>touchstart</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/touchstart_event",
          "spec_url": [
            "https://w3c.github.io/touch-events/#event-touchstart",
            "https://w3c.github.io/touch-events/#dom-globaleventhandlers-ontouchstart"
          ],
          "support": {
            "chrome": {
              "version_added": "22"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "52"
            },
            "firefox_android": {
              "version_added": "6"
            },
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": {
              "version_added": false
            },
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": "≤3"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "transitioncancel_event": {
        "__compat": {
          "description": "<code>transitioncancel</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/transitioncancel_event",
          "spec_url": [
            "https://drafts.csswg.org/css-transitions/#transitioncancel",
            "https://drafts.csswg.org/css-transitions/#dom-globaleventhandlers-ontransitioncancel"
          ],
          "support": {
            "chrome": [
              {
                "version_added": "87"
              },
              {
                "version_added": "74",
                "version_removed": "87",
                "partial_implementation": true,
                "notes": "The <code>ontransitioncancel</code> event handler property is not supported. To listen to this event, use <code>element.addEventListener('transitioncancel', function() {});</code>."
              }
            ],
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "53"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": [
              {
                "version_added": "13.1"
              },
              {
                "version_added": "12",
                "version_removed": "13.1",
                "partial_implementation": true,
                "notes": "Although the <code>ontransitioncancel</code> event handler property is supported, the <code>transitioncancel</code> event is never fired."
              }
            ],
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "transitionend_event": {
        "__compat": {
          "description": "<code>transitionend</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/transitionend_event",
          "spec_url": "https://drafts.csswg.org/css-transitions/#transitionend",
          "support": {
            "chrome": [
              {
                "version_added": "26"
              },
              {
                "prefix": "webkit",
                "version_added": "1"
              }
            ],
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "18"
              },
              {
                "prefix": "webkit",
                "version_added": "79"
              },
              {
                "version_added": "12",
                "version_removed": "18",
                "partial_implementation": true,
                "notes": "The <code>ontransitionend</code> event handler property is not supported. To listen to this event, use <code>element.addEventListener('transitionend', function() {});</code>."
              }
            ],
            "firefox": {
              "version_added": "51"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "10",
              "partial_implementation": true,
              "notes": "The <code>ontransitionend</code> event handler property is not supported. To listen to this event, use <code>element.addEventListener('transitionend', function() {});</code>."
            },
            "oculus": "mirror",
            "opera": [
              {
                "version_added": "12.1"
              },
              {
                "prefix": "webkit",
                "version_added": "15"
              },
              {
                "prefix": "o",
                "version_added": "11.6",
                "version_removed": "15"
              }
            ],
            "opera_android": [
              {
                "version_added": "12.1"
              },
              {
                "prefix": "webkit",
                "version_added": "14"
              },
              {
                "prefix": "o",
                "version_added": "12",
                "version_removed": "14"
              }
            ],
            "safari": [
              {
                "version_added": "7"
              },
              {
                "prefix": "webkit",
                "version_added": "4"
              }
            ],
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "transitionrun_event": {
        "__compat": {
          "description": "<code>transitionrun</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/transitionrun_event",
          "spec_url": "https://drafts.csswg.org/css-transitions/#transitionrun",
          "support": {
            "chrome": {
              "version_added": "74"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "53"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "10",
              "partial_implementation": true,
              "notes": "The <code>ontransitionrun</code> event handler property is not supported. To listen to this event, use <code>element.addEventListener('transitionrun', function() {});</code>."
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": [
              {
                "version_added": "13.1"
              },
              {
                "version_added": "12",
                "partial_implementation": true,
                "notes": "The event handler exists but will never be called."
              }
            ],
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "transitionstart_event": {
        "__compat": {
          "description": "<code>transitionstart</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/transitionstart_event",
          "spec_url": "https://drafts.csswg.org/css-transitions/#transitionstart",
          "support": {
            "chrome": {
              "version_added": "74"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "53"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "10",
              "partial_implementation": true,
              "notes": "The <code>ontransitionstart</code> event handler property is not supported. To listen to this event, use <code>element.addEventListener('transitionstart', function() {});</code>."
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": [
              {
                "version_added": "13.1"
              },
              {
                "version_added": "12",
                "partial_implementation": true,
                "notes": "The event handler exists but will never be called."
              }
            ],
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "webkitmouseforcechanged_event": {
        "__compat": {
          "description": "<code>webkitmouseforcechanged</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/webkitmouseforcechanged_event",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "9"
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": false
          }
        }
      },
      "webkitmouseforcedown_event": {
        "__compat": {
          "description": "<code>webkitmouseforcedown</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/webkitmouseforcedown_event",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "9"
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": false
          }
        }
      },
      "webkitmouseforceup_event": {
        "__compat": {
          "description": "<code>webkitmouseforceup</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/webkitmouseforceup_event",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "9"
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": false
          }
        }
      },
      "webkitmouseforcewillbegin_event": {
        "__compat": {
          "description": "<code>webkitmouseforcewillbegin</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/webkitmouseforcewillbegin_event",
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "9"
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": false
          }
        }
      },
      "wheel_event": {
        "__compat": {
          "description": "<code>wheel</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/wheel_event",
          "spec_url": [
            "https://w3c.github.io/uievents/#event-type-wheel",
            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onwheel"
          ],
          "support": {
            "chrome": {
              "version_added": "31"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "17"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9",
              "notes": "The <code>onwheel</code> event handler property is not supported. To listen to this event, use <code>element.addEventListener('wheel', function() {});</code>. See <a href='https://connect.microsoft.com/IE/feedback/details/782835/missing-onwheel-attribute-for-the-wheel-event-although-its-supported-via-addeventlistener'>IE bug 782835</a>."
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "7"
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}