{
  "api": {
    "Node": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node",
        "spec_url": "https://dom.spec.whatwg.org/#interface-node",
        "tags": [
          "web-features:dom"
        ],
        "support": {
          "chrome": {
            "version_added": "1",
            "notes": "WebKit and old versions of Blink incorrectly do not make `Node` inherit from `EventTarget`."
          },
          "chrome_android": "mirror",
          "edge": {
            "version_added": "12"
          },
          "firefox": {
            "version_added": "1"
          },
          "firefox_android": "mirror",
          "ie": {
            "version_added": "5"
          },
          "oculus": "mirror",
          "opera": {
            "version_added": "7",
            "notes": "WebKit and old versions of Blink incorrectly do not make `Node` inherit from `EventTarget`."
          },
          "opera_android": {
            "version_added": "10.1",
            "notes": "WebKit and old versions of Blink incorrectly do not make `Node` inherit from `EventTarget`."
          },
          "safari": {
            "version_added": "1",
            "notes": "WebKit and old versions of Blink incorrectly do not make `Node` inherit from `EventTarget`."
          },
          "safari_ios": "mirror",
          "samsunginternet_android": "mirror",
          "webview_android": "mirror",
          "webview_ios": "mirror"
        },
        "status": {
          "experimental": false,
          "standard_track": true,
          "deprecated": false
        }
      },
      "appendChild": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/appendChild",
          "spec_url": "https://dom.spec.whatwg.org/#dom-node-appendchild",
          "tags": [
            "web-features:dom"
          ],
          "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": "7"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "baseURI": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/baseURI",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-node-baseuri①",
          "tags": [
            "web-features:dom"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "≤4"
            },
            "safari_ios": {
              "version_added": "1"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "childNodes": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/childNodes",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-node-childnodes①",
          "tags": [
            "web-features:dom"
          ],
          "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": "7"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "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
          }
        }
      },
      "cloneNode": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/cloneNode",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-node-clonenode①",
          "tags": [
            "web-features:dom"
          ],
          "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": "7"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "compareDocumentPosition": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/compareDocumentPosition",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-node-comparedocumentposition①",
          "tags": [
            "web-features:dom"
          ],
          "support": {
            "chrome": {
              "version_added": "2"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9",
              "notes": "Only supports `contains` for elements"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "contains": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/contains",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-node-contains①",
          "tags": [
            "web-features:dom"
          ],
          "support": {
            "chrome": {
              "version_added": "16"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "9"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9",
              "partial_implementation": true,
              "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Node` objects."
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "7"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "firstChild": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/firstChild",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-node-firstchild①",
          "tags": [
            "web-features:dom"
          ],
          "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
          }
        }
      },
      "getRootNode": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/getRootNode",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-node-getrootnode①",
          "tags": [
            "web-features:shadow-dom"
          ],
          "support": {
            "chrome": {
              "version_added": "54"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "53"
            },
            "firefox_android": "mirror",
            "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
          }
        }
      },
      "hasChildNodes": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/hasChildNodes",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-node-haschildnodes①",
          "tags": [
            "web-features:dom"
          ],
          "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
          }
        }
      },
      "insertBefore": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/insertBefore",
          "spec_url": "https://dom.spec.whatwg.org/#dom-node-insertbefore",
          "tags": [
            "web-features:dom"
          ],
          "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": "7"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "isConnected": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/isConnected",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-node-isconnected①",
          "tags": [
            "web-features:shadow-dom"
          ],
          "support": {
            "chrome": {
              "version_added": "51"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "49"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "6.0"
            },
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "isDefaultNamespace": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/isDefaultNamespace",
          "spec_url": "https://dom.spec.whatwg.org/#dom-node-isdefaultnamespace",
          "tags": [
            "web-features:dom"
          ],
          "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": "3"
            },
            "safari_ios": {
              "version_added": "1"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "isEqualNode": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/isEqualNode",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-node-isequalnode①",
          "tags": [
            "web-features:dom"
          ],
          "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": "3"
            },
            "safari_ios": {
              "version_added": "1"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "isSameNode": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/isSameNode",
          "spec_url": "https://dom.spec.whatwg.org/#dom-node-issamenode",
          "tags": [
            "web-features:dom"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": [
              {
                "version_added": "48"
              },
              {
                "version_added": "1",
                "version_removed": "10"
              }
            ],
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "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
          }
        }
      },
      "lastChild": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/lastChild",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-node-lastchild①",
          "tags": [
            "web-features:dom"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": {
              "version_added": "45"
            },
            "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
          }
        }
      },
      "lookupNamespaceURI": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/lookupNamespaceURI",
          "spec_url": "https://dom.spec.whatwg.org/#dom-node-lookupnamespaceuri",
          "tags": [
            "web-features:dom"
          ],
          "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": "3"
            },
            "safari_ios": {
              "version_added": "1"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "lookupPrefix": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/lookupPrefix",
          "spec_url": "https://dom.spec.whatwg.org/#dom-node-lookupprefix",
          "tags": [
            "web-features:dom"
          ],
          "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": "3"
            },
            "safari_ios": {
              "version_added": "1"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "nextSibling": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/nextSibling",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-node-nextsibling①",
          "tags": [
            "web-features:dom"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5.5"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "7"
            },
            "opera_android": {
              "version_added": "10.1"
            },
            "safari": {
              "version_added": "1.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "nodeName": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Node/nodeName",
          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-node-nodename①",
          "tags": [
            "web-features:dom"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
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