{
  "api": {
    "CloseWatcher": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/CloseWatcher",
        "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#closewatcher",
        "tags": [
          "web-features:closewatcher"
        ],
        "support": {
          "chrome": {
            "version_added": "126"
          },
          "chrome_android": "mirror",
          "edge": "mirror",
          "firefox": {
            "version_added": "132",
            "flags": [
              {
                "type": "preference",
                "name": "dom.closewatcher.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
        }
      },
      "CloseWatcher": {
        "__compat": {
          "description": "`CloseWatcher()` constructor",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/CloseWatcher/CloseWatcher",
          "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-closewatcher",
          "tags": [
            "web-features:closewatcher"
          ],
          "support": {
            "chrome": {
              "version_added": "126"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "132",
              "flags": [
                {
                  "type": "preference",
                  "name": "dom.closewatcher.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
          }
        }
      },
      "cancel_event": {
        "__compat": {
          "description": "`cancel` event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/CloseWatcher/cancel_event",
          "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#handler-closewatcher-oncancel",
          "tags": [
            "web-features:closewatcher"
          ],
          "support": {
            "chrome": {
              "version_added": "126"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "132",
              "flags": [
                {
                  "type": "preference",
                  "name": "dom.closewatcher.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
          }
        }
      },
      "close": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/CloseWatcher/close",
          "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-closewatcher-close",
          "tags": [
            "web-features:closewatcher"
          ],
          "support": {
            "chrome": {
              "version_added": "126"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "132",
              "flags": [
                {
                  "type": "preference",
                  "name": "dom.closewatcher.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
          }
        }
      },
      "close_event": {
        "__compat": {
          "description": "`close` event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/CloseWatcher/close_event",
          "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#handler-closewatcher-onclose",
          "tags": [
            "web-features:closewatcher"
          ],
          "support": {
            "chrome": {
              "version_added": "126"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "132",
              "flags": [
                {
                  "type": "preference",
                  "name": "dom.closewatcher.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
          }
        }
      },
      "destroy": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/CloseWatcher/destroy",
          "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-closewatcher-destroy",
          "tags": [
            "web-features:closewatcher"
          ],
          "support": {
            "chrome": {
              "version_added": "126"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "132",
              "flags": [
                {
                  "type": "preference",
                  "name": "dom.closewatcher.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
          }
        }
      },
      "requestClose": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/CloseWatcher/requestClose",
          "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-closewatcher-requestclose",
          "tags": [
            "web-features:closewatcher"
          ],
          "support": {
            "chrome": {
              "version_added": "126"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "132",
              "flags": [
                {
                  "type": "preference",
                  "name": "dom.closewatcher.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
          }
        }
      }
    }
  }
}