{
  "api": {
    "PreferenceObject": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/PreferenceObject",
        "spec_url": "https://drafts.csswg.org/mediaqueries-5/#preference-object-interface",
        "support": {
          "chrome": {
            "version_added": "120",
            "flags": [
              {
                "type": "preference",
                "name": "#enable-experimental-web-platform-features",
                "value_to_set": "Enabled"
              }
            ]
          },
          "chrome_android": "mirror",
          "edge": "mirror",
          "firefox": {
            "version_added": false
          },
          "firefox_android": "mirror",
          "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
        }
      },
      "change_event": {
        "__compat": {
          "description": "`change` event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PreferenceObject/change_event",
          "spec_url": "https://drafts.csswg.org/mediaqueries-5/#onchange-attribute",
          "support": {
            "chrome": {
              "version_added": "120",
              "flags": [
                {
                  "type": "preference",
                  "name": "#enable-experimental-web-platform-features",
                  "value_to_set": "Enabled"
                }
              ]
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "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
          }
        }
      },
      "clearOverride": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PreferenceObject/clearOverride",
          "spec_url": "https://drafts.csswg.org/mediaqueries-5/#clear-override-method",
          "support": {
            "chrome": {
              "version_added": "120",
              "flags": [
                {
                  "type": "preference",
                  "name": "#enable-experimental-web-platform-features",
                  "value_to_set": "Enabled"
                }
              ]
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "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
          }
        }
      },
      "override": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PreferenceObject/override",
          "spec_url": "https://drafts.csswg.org/mediaqueries-5/#override-attribute",
          "support": {
            "chrome": {
              "version_added": "120",
              "flags": [
                {
                  "type": "preference",
                  "name": "#enable-experimental-web-platform-features",
                  "value_to_set": "Enabled"
                }
              ]
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "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
          }
        }
      },
      "requestOverride": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PreferenceObject/requestOverride",
          "spec_url": "https://drafts.csswg.org/mediaqueries-5/#request-override-method",
          "support": {
            "chrome": {
              "version_added": "120",
              "flags": [
                {
                  "type": "preference",
                  "name": "#enable-experimental-web-platform-features",
                  "value_to_set": "Enabled"
                }
              ]
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "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
          }
        }
      },
      "validValues": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PreferenceObject/validValues",
          "spec_url": "https://drafts.csswg.org/mediaqueries-5/#valid-values-attribute",
          "support": {
            "chrome": {
              "version_added": "120",
              "flags": [
                {
                  "type": "preference",
                  "name": "#enable-experimental-web-platform-features",
                  "value_to_set": "Enabled"
                }
              ]
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "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
          }
        }
      },
      "value": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/PreferenceObject/value",
          "spec_url": "https://drafts.csswg.org/mediaqueries-5/#preference-value-attribute",
          "support": {
            "chrome": {
              "version_added": "120",
              "flags": [
                {
                  "type": "preference",
                  "name": "#enable-experimental-web-platform-features",
                  "value_to_set": "Enabled"
                }
              ]
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "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
          }
        }
      }
    }
  }
}