{
"api": {
"Event": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "1"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": "6"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
},
"Event": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/Event",
"description": "Event() constructor",
"support": {
"chrome": {
"version_added": "15"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "≤18"
},
"firefox": {
"version_added": "11"
},
"firefox_android": {
"version_added": "14"
},
"ie": {
"version_added": false
},
"opera": {
"version_added": "11.6"
},
"opera_android": {
"version_added": "12"
},
"safari": {
"version_added": "6"
},
"safari_ios": {
"version_added": "6"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"bubbles": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/bubbles",
"support": {
"chrome": {
"version_added": true
},
"chrome_android": {
"version_added": true
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": true
},
"firefox_android": {
"version_added": true
},
"ie": {
"version_added": null
},
"opera": {
"version_added": true
},
"opera_android": {
"version_added": true
},
"safari": {
"version_added": true
},
"safari_ios": {
"version_added": true
},
"samsunginternet_android": {
"version_added": true
},
"webview_android": {
"version_added": true
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"cancelable": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/cancelable",
"support": {
"chrome": {
"version_added": true
},
"chrome_android": {
"version_added": true
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": true
},
"firefox_android": {
"version_added": true
},
"ie": {
"version_added": null
},
"opera": {
"version_added": true
},
"opera_android": {
"version_added": true
},
"safari": {
"version_added": true
},
"safari_ios": {
"version_added": true
},
"samsunginternet_android": {
"version_added": true
},
"webview_android": {
"version_added": true
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"cancelBubble": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/cancelBubble",
"support": {
"chrome": {
"version_added": true,
"notes": "Starting with Chrome 58 and Opera 45, setting this property to false does nothing, as per spec discussion."
},
"chrome_android": {
"version_added": true,
"notes": "Starting with Chrome 58 and Opera 45, setting this property to false does nothing, as per spec discussion."
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "53",
"notes": "Prior to Firefox 53, this property was defined on the UIEvent interface. See bug 1298970 for more details."
},
"firefox_android": {
"version_added": "53",
"notes": "Prior to Firefox 53, this property was defined on the UIEvent interface. See bug 1298970 for more details."
},
"ie": {
"version_added": true
},
"opera": {
"version_added": true,
"notes": "Starting with Chrome 58 and Opera 45, setting this property to false does nothing, as per spec discussion."
},
"opera_android": {
"version_added": true,
"notes": "Starting with Chrome 58 and Opera 45, setting this property to false does nothing, as per spec discussion."
},
"safari": {
"version_added": true
},
"safari_ios": {
"version_added": true
},
"samsunginternet_android": {
"version_added": true,
"notes": "Starting with Samsung Internet 7.0 and Opera 45, setting this property to false does nothing, as per spec discussion."
},
"webview_android": {
"version_added": true,
"notes": "Starting with Chrome 58 and Opera 45, setting this property to false does nothing, as per spec discussion."
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"composed": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/composed",
"support": {
"chrome": {
"version_added": "53"
},
"chrome_android": {
"version_added": "53"
},
"edge": {
"version_added": "79"
},
"firefox": {
"version_added": "52"
},
"firefox_android": {
"version_added": "52"
},
"ie": {
"version_added": false
},
"opera": {
"version_added": "40"
},
"opera_android": {
"version_added": "41"
},
"safari": {
"version_added": true
},
"safari_ios": {
"version_added": true
},
"samsunginternet_android": {
"version_added": "6.0"
},
"webview_android": {
"version_added": "53"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"composedPath": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/composedPath",
"support": {
"chrome": [
{
"version_added": "53"
},
{
"version_added": "50",
"version_removed": "53",
"alternative_name": "deepPath"
}
],
"chrome_android": [
{
"version_added": "53"
},
{
"version_added": "50",
"version_removed": "53",
"alternative_name": "deepPath"
}
],
"edge": {
"version_added": "79"
},
"firefox": {
"version_added": "52"
},
"firefox_android": {
"version_added": "52"
},
"ie": {
"version_added": false
},
"opera": [
{
"version_added": "40"
},
{
"version_added": "37",
"version_removed": "40",
"alternative_name": "deepPath"
}
],
"opera_android": [
{
"version_added": "41"
},
{
"version_added": "37",
"version_removed": "41",
"alternative_name": "deepPath"
}
],
"safari": {
"version_added": "10"
},
"safari_ios": {
"version_added": "10"
},
"samsunginternet_android": [
{
"version_added": "6.0"
},
{
"alternative_name": "deepPath",
"version_added": "5.0",
"version_removed": "6.0"
}
],
"webview_android": [
{
"version_added": "53"
},
{
"version_added": "50",
"version_removed": "53",
"alternative_name": "deepPath"
}
]
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"currentTarget": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/currentTarget",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "1"
},
"firefox_android": {
"version_added": "4"
},
"ie": [
{
"version_added": "9"
},
{
"version_added": "6",
"version_removed": "9",
"partial_implementation": true,
"notes": "On Internet Explorer 6 through 8, the event model is different. Event listeners are attached with the non-standard EventTarget.attachEvent method. In this model, there is no equivalent to event.currentTarget and this is the global object. One solution to emulate the event.currentTarget feature is to wrap your handler in a function calling the handler using Function.prototype.call with the element as a first argument. This way, this will be the expected value."
}
],
"opera": {
"version_added": "7"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "10"
},
"safari_ios": {
"version_added": "10"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"defaultPrevented": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/defaultPrevented",
"support": {
"chrome": {
"version_added": "18"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "6"
},
"firefox_android": {
"version_added": "6"
},
"ie": {
"version_added": "9"
},
"opera": {
"version_added": "11"
},
"opera_android": {
"version_added": "11"
},
"safari": {
"version_added": "5"
},
"safari_ios": {
"version_added": "5"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": true
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"eventPhase": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/eventPhase",
"support": {
"chrome": {
"version_added": "45"
},
"chrome_android": {
"version_added": "45"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": true
},
"firefox_android": {
"version_added": true
},
"ie": {
"version_added": "9"
},
"opera": {
"version_added": "32"
},
"opera_android": {
"version_added": "32"
},
"safari": {
"version_added": true
},
"safari_ios": {
"version_added": true
},
"samsunginternet_android": {
"version_added": "5.0"
},
"webview_android": {
"version_added": "45"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"explicitOriginalTarget": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/explicitOriginalTarget",
"support": {
"chrome": {
"version_added": false
},
"chrome_android": {
"version_added": false
},
"edge": {
"version_added": false
},
"firefox": {
"version_added": true
},
"firefox_android": {
"version_added": true
},
"ie": {
"version_added": false
},
"opera": {
"version_added": false
},
"opera_android": {
"version_added": false
},
"safari": {
"version_added": false
},
"safari_ios": {
"version_added": false
},
"samsunginternet_android": {
"version_added": false
},
"webview_android": {
"version_added": false
}
},
"status": {
"experimental": false,
"standard_track": false,
"deprecated": false
}
}
},
"getPreventDefault": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/getPreventDefault",
"support": {
"chrome": {
"version_added": false
},
"chrome_android": {
"version_added": false
},
"edge": {
"version_added": false
},
"firefox": {
"version_added": true,
"version_removed": "59",
"notes": "See bug 691151."
},
"firefox_android": {
"version_added": true,
"version_removed": "59",
"notes": "See bug 691151."
},
"ie": {
"version_added": null
},
"opera": {
"version_added": false
},
"opera_android": {
"version_added": false
},
"safari": {
"version_added": null
},
"safari_ios": {
"version_added": null
},
"samsunginternet_android": {
"version_added": false
},
"webview_android": {
"version_added": false
}
},
"status": {
"experimental": false,
"standard_track": false,
"deprecated": true
}
}
},
"initEvent": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/initEvent",
"support": {
"chrome": {
"version_added": true
},
"chrome_android": {
"version_added": true
},
"edge": {
"version_added": "12"
},
"firefox": [
{
"version_added": "17"
},
{
"version_added": true,
"version_removed": "17",
"partial_implementation": true,
"notes": "Before Firefox 17, a call to this method after the dispatching of the event raised an exception instead of doing nothing."
}
],
"firefox_android": [
{
"version_added": "17"
},
{
"version_added": true,
"version_removed": "17",
"partial_implementation": true,
"notes": "Before Firefox 17, a call to this method after the dispatching of the event raised an exception instead of doing nothing."
}
],
"ie": {
"version_added": true
},
"opera": {
"version_added": true
},
"opera_android": {
"version_added": true
},
"safari": {
"version_added": true
},
"safari_ios": {
"version_added": true
},
"samsunginternet_android": {
"version_added": true
},
"webview_android": {
"version_added": true
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": true
}
}
},
"isTrusted": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/isTrusted",
"support": {
"chrome": {
"version_added": "46",
"notes": "Starting with Chrome 53 and Opera 40, untrusted events do not invoke the default action."
},
"chrome_android": {
"version_added": "46",
"notes": "Starting with Chrome 53 and Opera 40, untrusted events do not invoke the default action."
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": true
},
"firefox_android": {
"version_added": true
},
"ie": {
"version_added": false,
"notes": "In Internet Explorer, all events are trusted except those that are created with the createEvent() method."
},
"opera": {
"version_added": "33",
"notes": "Starting with Chrome 53 and Opera 40, untrusted events do not invoke the default action."
},
"opera_android": {
"version_added": "33",
"notes": "Starting with Chrome 53 and Opera 40, untrusted events do not invoke the default action."
},
"safari": {
"version_added": "10"
},
"safari_ios": {
"version_added": "10"
},
"samsunginternet_android": {
"version_added": "5.0",
"notes": "Starting with Samsung Internet 6.0 and Opera 40, untrusted events do not invoke the default action."
},
"webview_android": {
"version_added": "46",
"notes": "Starting with version 53, untrusted events do not invoke the default action."
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"originalTarget": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/originalTarget",
"support": {
"chrome": {
"version_added": false
},
"chrome_android": {
"version_added": false
},
"edge": {
"version_added": false
},
"firefox": {
"version_added": true
},
"firefox_android": {
"version_added": true
},
"ie": {
"version_added": false
},
"opera": {
"version_added": false
},
"opera_android": {
"version_added": false
},
"safari": {
"version_added": false
},
"safari_ios": {
"version_added": false
},
"samsunginternet_android": {
"version_added": false
},
"webview_android": {
"version_added": false
}
},
"status": {
"experimental": false,
"standard_track": false,
"deprecated": false
}
}
},
"preventBubble": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/preventBubble",
"support": {
"chrome": {
"version_added": false
},
"chrome_android": {
"version_added": false
},
"edge": {
"version_added": false
},
"firefox": {
"version_added": true,
"version_removed": "24"
},
"firefox_android": {
"version_added": true,
"version_removed": "24"
},
"ie": {
"version_added": null
},
"opera": {
"version_added": false
},
"opera_android": {
"version_added": false
},
"safari": {
"version_added": null
},
"safari_ios": {
"version_added": null
},
"samsunginternet_android": {
"version_added": false
},
"webview_android": {
"version_added": false
}
},
"status": {
"experimental": false,
"standard_track": false,
"deprecated": true
}
}
},
"preventCapture": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/preventCapture",
"support": {
"chrome": {
"version_added": false
},
"chrome_android": {
"version_added": false
},
"edge": {
"version_added": false
},
"firefox": {
"version_added": true,
"version_removed": "24"
},
"firefox_android": {
"version_added": true,
"version_removed": "24"
},
"ie": {
"version_added": null
},
"opera": {
"version_added": false
},
"opera_android": {
"version_added": false
},
"safari": {
"version_added": null
},
"safari_ios": {
"version_added": null
},
"samsunginternet_android": {
"version_added": false
},
"webview_android": {
"version_added": false
}
},
"status": {
"experimental": false,
"standard_track": false,
"deprecated": true
}
}
},
"preventDefault": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/preventDefault",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "1"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": "9"
},
"opera": {
"version_added": "7"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"returnValue": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/returnValue",
"support": {
"chrome": {
"version_added": true
},
"chrome_android": {
"version_added": true
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": false,
"notes": "Temporarily added in 63, removed in 64, briefly added in 65, then removed again while related compatibility issues are sorted out (see bug 1520756)."
},
"firefox_android": {
"version_added": false,
"notes": "Temporarily added in 63, removed in 64, briefly added in 65, then removed again while related compatibility issues are sorted out (see bug 1520756)."
},
"ie": {
"version_added": "6"
},
"opera": {
"version_added": true
},
"opera_android": {
"version_added": true
},
"safari": {
"version_added": true
},
"safari_ios": {
"version_added": true
},
"samsunginternet_android": {
"version_added": true
},
"webview_android": {
"version_added": true
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": true
}
}
},
"srcElement": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/srcElement",
"support": {
"chrome": {
"version_added": true
},
"chrome_android": {
"version_added": true
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "62"
},
"firefox_android": {
"version_added": "62"
},
"ie": {
"version_added": true
},
"opera": {
"version_added": true
},
"opera_android": {
"version_added": true
},
"safari": {
"version_added": true
},
"safari_ios": {
"version_added": true
},
"samsunginternet_android": {
"version_added": true
},
"webview_android": {
"version_added": true
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": true
}
}
},
"stopImmediatePropagation": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/stopImmediatePropagation",
"support": {
"chrome": {
"version_added": "6"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "10"
},
"firefox_android": {
"version_added": "10"
},
"ie": {
"version_added": "9"
},
"opera": {
"version_added": "15"
},
"opera_android": {
"version_added": "14"
},
"safari": {
"version_added": "5"
},
"safari_ios": {
"version_added": "5"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "≤37"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"stopPropagation": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/stopPropagation",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "1"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": "9"
},
"opera": {
"version_added": "7"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"target": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/target",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "1"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": "9"
},
"opera": {
"version_added": "7"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"timeStamp": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/timeStamp",
"support": {
"chrome": {
"version_added": "49",
"notes": "Starting with Chrome 49, Firefox 54 and Opera 36, this property returns DOMHighResTimeStamp instead of DOMTimeStamp."
},
"chrome_android": {
"version_added": "49",
"notes": "Starting with Chrome 49, Firefox 54 and Opera 36, this property returns DOMHighResTimeStamp instead of DOMTimeStamp."
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": true,
"notes": "Starting with Chrome 49, Firefox 54 and Opera 36, this property returns DOMHighResTimeStamp instead of DOMTimeStamp."
},
"firefox_android": {
"version_added": true,
"notes": "Starting with Chrome 49, Firefox 54 and Opera 36, this property returns DOMHighResTimeStamp instead of DOMTimeStamp."
},
"ie": {
"version_added": true,
"notes": "Starting with Chrome 49, Firefox 54 and Opera 36, this property returns DOMHighResTimeStamp instead of DOMTimeStamp."
},
"opera": {
"version_added": "36",
"notes": "Starting with Chrome 49, Firefox 54 and Opera 36, this property returns DOMHighResTimeStamp instead of DOMTimeStamp."
},
"opera_android": {
"version_added": "36",
"notes": "Starting with Chrome 49, Firefox 54 and Opera 36, this property returns DOMHighResTimeStamp instead of DOMTimeStamp."
},
"safari": {
"version_added": true
},
"safari_ios": {
"version_added": true
},
"samsunginternet_android": {
"version_added": "5.0",
"notes": "Starting with Samsung Internet 5.0, Firefox 54 and Opera 36, this property returns DOMHighResTimeStamp instead of DOMTimeStamp."
},
"webview_android": {
"version_added": "49",
"notes": "Starting with version 49, this property returns DOMHighResTimeStamp instead of DOMTimeStamp."
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"type": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/Event/type",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "1"
},
"firefox_android": {
"version_added": "4"
},
"ie": {
"version_added": "9"
},
"opera": {
"version_added": "7"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"samsunginternet_android": {
"version_added": "1.0"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
}
}
}
}