{
"api": {
"HTMLElement": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement",
"spec_url": "https://html.spec.whatwg.org/multipage/dom.html#htmlelement",
"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": "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
}
},
"accessKey": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/accessKey",
"spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-accesskey",
"tags": [
"web-features:accesskey"
],
"support": {
"chrome": {
"version_added": "17"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "5"
},
"firefox_android": "mirror",
"ie": {
"version_added": "5.5"
},
"oculus": "mirror",
"opera": {
"version_added": "≤12.1"
},
"opera_android": {
"version_added": "≤12.1"
},
"safari": {
"version_added": "6"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"accessKeyLabel": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/accessKeyLabel",
"spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-accesskeylabel",
"tags": [
"web-features:accesskey"
],
"support": {
"chrome": {
"version_added": false,
"impl_url": "https://crbug.com/41119923"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "8"
},
"firefox_android": "mirror",
"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
}
}
},
"anchorElement": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/anchorElement",
"support": {
"chrome": {
"version_added": "preview",
"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": false,
"deprecated": false
}
}
},
"attachInternals": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/attachInternals",
"spec_url": "https://html.spec.whatwg.org/multipage/custom-elements.html#dom-attachinternals",
"tags": [
"web-features:form-associated-custom-elements"
],
"support": {
"chrome": {
"version_added": "77"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "93"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "16.4",
"impl_url": "https://webkit.org/b/197960"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"attributeStyleMap": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/attributeStyleMap",
"spec_url": "https://drafts.css-houdini.org/css-typed-om/#dom-elementcssinlinestyle-attributestylemap",
"tags": [
"web-features:css-typed-om"
],
"support": {
"chrome": {
"version_added": "66"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": false,
"impl_url": "https://bugzil.la/1278697"
},
"firefox_android": "mirror",
"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
}
}
},
"autocapitalize": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/autocapitalize",
"spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-autocapitalize-dev",
"tags": [
"web-features:autocapitalize"
],
"support": {
"chrome": [
{
"version_added": "66"
},
{
"version_added": "43",
"version_removed": "66",
"partial_implementation": true,
"notes": "Supported on `HTMLInputElement` and `HTMLTextAreaElement` only."
}
],
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "111"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": false
},
"safari_ios": [
{
"version_added": "10.3"
},
{
"version_added": "≤3",
"version_removed": "10.3",
"partial_implementation": true,
"notes": "Supported on `HTMLFormElement`, `HTMLInputElement`, and `HTMLTextAreaElement` only."
}
],
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"autocorrect": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/autocorrect",
"spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-autocorrect",
"tags": [
"web-features:autocorrect"
],
"support": {
"chrome": {
"version_added": false
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "136"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "14.1"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"autofocus": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/autofocus",
"spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-fe-autofocus",
"tags": [
"web-features:autofocus"
],
"support": {
"chrome": [
{
"version_added": "79"
},
{
"version_added": "1",
"version_removed": "79",
"partial_implementation": true,
"notes": "Supported for `HTMLButtonElement`, `HTMLInputElement`, `HTMLSelectElement`, and `HTMLTextAreaElement`."
}
],
"chrome_android": "mirror",
"edge": [
{
"version_added": "79"
},
{
"version_added": "12",
"version_removed": "79",
"partial_implementation": true,
"notes": "Supported for `HTMLButtonElement`, `HTMLInputElement`, `HTMLSelectElement`, and `HTMLTextAreaElement`."
}
],
"firefox": [
{
"version_added": "110"
},
{
"version_added": "1",
"version_removed": "110",
"partial_implementation": true,
"notes": "Supported for `HTMLButtonElement`, `HTMLInputElement`, `HTMLSelectElement`, and `HTMLTextAreaElement`."
}
],
"firefox_android": "mirror",
"ie": {
"version_added": "10",
"partial_implementation": true,
"notes": "Supported for `HTMLButtonElement`, `HTMLInputElement`, `HTMLSelectElement`, and `HTMLTextAreaElement`."
},
"oculus": "mirror",
"opera": [
{
"version_added": "66"
},
{
"version_added": "≤12.1",
"version_removed": "66",
"partial_implementation": true,
"notes": "Supported for `HTMLButtonElement`, `HTMLInputElement`, `HTMLSelectElement`, and `HTMLTextAreaElement`."
}
],
"opera_android": [
{
"version_added": "57"
},
{
"version_added": "≤12.1",
"version_removed": "57",
"partial_implementation": true,
"notes": "Supported for `HTMLButtonElement`, `HTMLInputElement`, `HTMLSelectElement`, and `HTMLTextAreaElement`."
}
],
"safari": [
{
"version_added": "15.4"
},
{
"version_added": "4",
"version_removed": "15.4",
"partial_implementation": true,
"notes": "Supported for `HTMLButtonElement`, `HTMLInputElement`, `HTMLSelectElement`, and `HTMLTextAreaElement`."
}
],
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"beforetoggle_event": {
"__compat": {
"description": "`beforetoggle` event",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/beforetoggle_event",
"spec_url": "https://html.spec.whatwg.org/multipage/indices.html#event-beforetoggle",
"tags": [
"web-features:popover",
"web-features:dialog"
],
"support": {
"chrome": {
"version_added": "114"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "125"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "17"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
},
"dialog_elements": {
"__compat": {
"description": "`beforetoggle` event fires at dialog elements",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/beforetoggle_event",
"spec_url": "https://html.spec.whatwg.org/multipage/indices.html#event-beforetoggle",
"tags": [
"web-features:dialog"
],
"support": {
"chrome": {
"version_added": "132"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "133"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "26"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"popover_elements": {
"__compat": {
"description": "`beforetoggle` event fires at popover elements",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/beforetoggle_event",
"spec_url": "https://html.spec.whatwg.org/multipage/indices.html#event-beforetoggle",
"tags": [
"web-features:popover"
],
"support": {
"chrome": {
"version_added": "114"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "125"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "17"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
}
},
"blur": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/blur",
"spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-blur-dev",
"tags": [
"web-features:focus-events"
],
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "1.5"
},
"firefox_android": "mirror",
"ie": {
"version_added": "5.5"
},
"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
}
}
},
"change_event": {
"__compat": {
"description": "`change` event",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/change_event",
"spec_url": [
"https://html.spec.whatwg.org/multipage/indices.html#event-change",
"https://html.spec.whatwg.org/multipage/webappapis.html#handler-onchange"
],
"tags": [
"web-features:change-event"
],
"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": "9"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "3"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"click": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/click",
"spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-click-dev",
"tags": [
"web-features:mouse-events"
],
"support": {
"chrome": {
"version_added": "9",
"notes": "Before Chrome 19, `click()` is only defined on buttons and inputs."
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "3",
"notes": [
"Before Firefox 5, `click()` is only defined on buttons and inputs, and has no effect on text and file inputs.",
"Starting in Firefox 75, the `click()` function works even when the element is not attached to a DOM tree."
]
},
"firefox_android": {
"version_added": "4",
"notes": [
"Before Firefox 5, `click()` is only defined on buttons and inputs, and has no effect on text and file inputs.",
"Starting in Firefox for Android 79, the `click()` function works even when the element is not attached to a DOM tree."
]
},
"ie": {
"version_added": "5.5"
},
"oculus": "mirror",
"opera": {
"version_added": "10.5"
},
"opera_android": {
"version_added": "11"
},
"safari": {
"version_added": "6"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"command_event": {
"__compat": {
"description": "`command` event",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/command_event",
"spec_url": "https://html.spec.whatwg.org/multipage/indices.html#event-command",
"tags": [
"web-features:invoker-commands"
],
"support": {
"chrome": {
"version_added": "135"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "144"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "26.2"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"contentEditable": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/contentEditable",
"spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#contenteditable",
"tags": [
"web-features:contenteditable"
],
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "3"
},
"firefox_android": "mirror",
"ie": {
"version_added": "5.5"
},
"oculus": "mirror",
"opera": {
"version_added": "9"
},
"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
}
},
"plaintext-only": {
"__compat": {
"description": "`plaintext-only` as a value",
"tags": [
"web-features:contenteditable-plaintextonly"
],
"support": {
"chrome": {
"version_added": "51"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "136"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "5.1"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
}
},
"dataset": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/dataset",
"spec_url": "https://html.spec.whatwg.org/multipage/dom.html#dom-dataset-dev",
"tags": [
"web-features:dataset"
],
"support": {
"chrome": {
"version_added": "7"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "6"
},
"firefox_android": "mirror",
"ie": {
"version_added": "11"
},
"oculus": "mirror",
"opera": {
"version_added": "11"
},
"opera_android": {
"version_added": "11"
},
"safari": {
"version_added": "5.1"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": {
"version_added": "3"
},
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"dir": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/dir",
"spec_url": "https://html.spec.whatwg.org/multipage/dom.html#dom-dir",
"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": "≤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
}
}
},
"drag_event": {
"__compat": {
"description": "`drag` event",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/drag_event",
"spec_url": [
"https://html.spec.whatwg.org/multipage/webappapis.html#handler-ondrag",
"https://html.spec.whatwg.org/multipage/dnd.html#event-dnd-drag"
],
"tags": [
"web-features:draganddrop"
],
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "9",
"notes": "The `drag` event handler receives a `DragEvent` whose coordinate properties (`clientX`/`clientY`, `pageX`/`pageY`, `screenX`/`screenY`) are always `0`. See [bug 505521](https://bugzil.la/505521)."
},
"firefox_android": "mirror",
"ie": {
"version_added": "9"
},
"oculus": "mirror",
"opera": {
"version_added": "12"
},
"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
}
}
},
"dragend_event": {
"__compat": {
"description": "`dragend` event",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/dragend_event",
"spec_url": [
"https://html.spec.whatwg.org/multipage/webappapis.html#handler-ondragend",
"https://html.spec.whatwg.org/multipage/dnd.html#event-dnd-dragend"
],
"tags": [
"web-features:draganddrop"
],
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "9"
},
"firefox_android": "mirror",
"ie": {
"version_added": "9"
},
"oculus": "mirror",
"opera": {
"version_added": "12"
},
"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
}
}
},
"dragenter_event": {
"__compat": {
"description": "`dragenter` event",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/dragenter_event",
"spec_url": [
"https://html.spec.whatwg.org/multipage/webappapis.html#handler-ondragenter",
"https://html.spec.whatwg.org/multipage/dnd.html#event-dnd-dragenter"
],
"tags": [
"web-features:draganddrop"
],
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "9"
},
"firefox_android": "mirror",
"ie": {
"version_added": "9"
},
"oculus": "mirror",
"opera": {
"version_added": "12"
},
"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
}
}
},
"dragexit_event": {
"__compat": {
"description": "`dragexit` event",
"support": {
"chrome": {
"version_added": false
},
"chrome_android": "mirror",
"edge": {
"version_added": "12",
"version_removed": "79"
},
"firefox": {
"version_added": "3.5"
},
"firefox_android": "mirror",
"ie": {
"version_added": "10"
},
"oculus": "mirror",
"opera": {
"version_added": "12"
},
"opera_android": "mirror",
"safari": {
"version_added": "3.1"
},
"safari_ios": {
"version_added": false
},
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": false,
"deprecated": true
}
}
},
"draggable": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/draggable",
"spec_url": "https://html.spec.whatwg.org/multipage/dnd.html#dom-draggable",
"tags": [
"web-features:draganddrop"
],
"support": {
"chrome": {
"version_added": "4"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "2"
},
"firefox_android": "mirror",
"ie": {
"version_added": "10"
},
"oculus": "mirror",
"opera": {
"version_added": "12"
},
"opera_android": {
"version_added": "12"
},
"safari": {
"version_added": "5"
},
"safari_ios": {
"version_added": "4"
},
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"dragleave_event": {
"__compat": {
"description": "`dragleave` event",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/dragleave_event",
"spec_url": [
"https://html.spec.whatwg.org/multipage/webappapis.html#handler-ondragleave",
"https://html.spec.whatwg.org/multipage/dnd.html#event-dnd-dragleave"
],
"tags": [
"web-features:draganddrop"
],
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "9"
},
"firefox_android": "mirror",
"ie": {
"version_added": "9"
},
"oculus": "mirror",
"opera": {
"version_added": "12"
},
"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
}
}
},
"dragover_event": {
"__compat": {
"description": "`dragover` event",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/dragover_event",
"spec_url": [
"https://html.spec.whatwg.org/multipage/webappapis.html#handler-ondragover",
"https://html.spec.whatwg.org/multipage/dnd.html#event-dnd-dragover"
],
"tags": [
"web-features:draganddrop"
],
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "9"
},
"firefox_android": "mirror",
"ie": {
"version_added": "9"
},
"oculus": "mirror",
"opera": {
"version_added": "12"
},
"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
}
}
},
"dragstart_event": {
"__compat": {
"description": "`dragstart` event",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/dragstart_event",
"spec_url": [
"https://html.spec.whatwg.org/multipage/webappapis.html#handler-ondragstart",
"https://html.spec.whatwg.org/multipage/dnd.html#event-dnd-dragstart"
],
"tags": [
"web-features:draganddrop"
],
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "9"
},
"firefox_android": "mirror",
"ie": {
"version_added": "9"
},
"oculus": "mirror",
"opera": {
"version_added": "12"
},
"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
}
}
},
"drop_event": {
"__compat": {
"description": "`drop` event",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/drop_event",
"spec_url": [
"https://html.spec.whatwg.org/multipage/webappapis.html#handler-ondrop",
"https://html.spec.whatwg.org/multipage/dnd.html#event-dnd-drop"
],
"tags": [
"web-features:draganddrop"
],
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "9"
},
"firefox_android": "mirror",
"ie": {
"version_added": "9"
},
"oculus": "mirror",
"opera": {
"version_added": "12"
},
"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
}
}
},
"editContext": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/editContext",
"spec_url": "https://w3c.github.io/edit-context/#dom-htmlelement-editcontext",
"tags": [
"web-features:edit-context"
],
"support": {
"chrome": {
"version_added": "121"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": false,
"impl_url": "https://bugzil.la/1904161"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": false,
"impl_url": "https://webkit.org/b/269922"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": true,
"standard_track": true,
"deprecated": false
}
}
},
"enterKeyHint": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/enterKeyHint",
"spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-enterkeyhint",
"tags": [
"web-features:enterkeyhint"
],
"support": {
"chrome": {
"version_added": "77"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "94"
},
"firefox_android": "mirror",
"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
}
}
},
"error_event": {
"__compat": {
"description": "`error` event",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/error_event",
"spec_url": [
"https://w3c.github.io/uievents/#event-type-error",
"https://html.spec.whatwg.org/multipage/indices.html#event-error"
],
"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
}
}
},
"focus": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/focus",
"spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-focus-dev",
"tags": [
"web-features:focus-events"
],
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "1.5"
},
"firefox_android": "mirror",
"ie": {
"version_added": "5.5"
},
"oculus": "mirror",
"opera": {
"version_added": "8"
},
"opera_android": {
"version_added": "10.1"
},
"safari": {
"version_added": "3"
},
"safari_ios": {
"version_added": "1",
"notes": "If there's no hardware keyboard connected and the user has not yet interacted with the page, then calling `focus()` on an `` element has no effect (for example, the element does not match the `:focus` selector)."
},
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
},
"options_focusVisible_parameter": {
"__compat": {
"description": "`options.focusVisible` parameter",
"tags": [
"web-features:focus-events"
],
"support": {
"chrome": {
"version_added": "145"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "104"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "18.4"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"options_preventScroll_parameter": {
"__compat": {
"description": "`options.preventScroll` parameter",
"tags": [
"web-features:focus-events"
],
"support": {
"chrome": {
"version_added": "64"
},
"chrome_android": {
"version_added": false,
"impl_url": "https://crbug.com/41453122"
},
"edge": {
"version_added": "17"
},
"firefox": {
"version_added": "68"
},
"firefox_android": {
"version_added": false,
"impl_url": "https://bugzil.la/1544660"
},
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "15"
},
"safari_ios": {
"version_added": "15.5"
},
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
}
},
"hidden": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/hidden",
"spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-hidden",
"tags": [
"web-features:dom"
],
"support": {
"chrome": {
"version_added": "6"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "4"
},
"firefox_android": "mirror",
"ie": {
"version_added": "11"
},
"oculus": "mirror",
"opera": {
"version_added": "11.6"
},
"opera_android": {
"version_added": "12"
},
"safari": {
"version_added": "5.1"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": {
"version_added": "3"
},
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"hidePopover": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/hidePopover",
"spec_url": "https://html.spec.whatwg.org/multipage/popover.html#dom-hidepopover",
"tags": [
"web-features:popover"
],
"support": {
"chrome": {
"version_added": "114"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "125"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "17"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"inert": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/inert",
"spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-inert",
"tags": [
"web-features:inert"
],
"support": {
"chrome": {
"version_added": "102"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "112"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "15.5"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
},
"ignores_find_in_page": {
"__compat": {
"description": "Element is ignored for the purposes of find-in-page.",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/inert",
"spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-inert",
"tags": [
"web-features:inert"
],
"support": {
"chrome": {
"version_added": "124"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "120"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": false,
"impl_url": "https://webkit.org/b/269909"
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
}
},
"innerText": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/innerText",
"spec_url": "https://html.spec.whatwg.org/multipage/dom.html#the-innertext-idl-attribute",
"tags": [
"web-features:dom"
],
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "45"
},
"firefox_android": "mirror",
"ie": {
"version_added": "5.5"
},
"oculus": "mirror",
"opera": {
"version_added": "9.6"
},
"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
}
}
},
"inputMode": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/inputMode",
"spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-inputmode",
"tags": [
"web-features:inputmode"
],
"support": {
"chrome": {
"version_added": "66"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "95"
},
"firefox_android": {
"version_added": "79"
},
"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
}
}
},
"interest_event": {
"__compat": {
"description": "`interest` event",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/interest_event",
"tags": [
"web-features:interest-invokers"
],
"support": {
"chrome": {
"version_added": "142"
},
"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": false,
"deprecated": false
}
}
},
"isContentEditable": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/isContentEditable",
"spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#dom-iscontenteditable-dev",
"tags": [
"web-features:contenteditable"
],
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": "mirror",
"edge": {
"version_added": "12"
},
"firefox": {
"version_added": "4"
},
"firefox_android": "mirror",
"ie": {
"version_added": "5.5"
},
"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
}
}
},
"lang": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/lang",
"spec_url": "https://html.spec.whatwg.org/multipage/dom.html#dom-lang",
"tags": [
"web-features:lang-attr"
],
"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": "≤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
}
}
},
"load_event": {
"__compat": {
"description": "`load` event",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/load_event",
"spec_url": [
"https://w3c.github.io/uievents/#event-type-load",
"https://html.spec.whatwg.org/multipage/webappapis.html#handler-onload",
"https://html.spec.whatwg.org/multipage/indices.html#event-load"
],
"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": "8"
},
"opera_android": {
"version_added": "10.1"
},
"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
}
}
},
"loseinterest_event": {
"__compat": {
"description": "`loseinterest` event",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/loseinterest_event",
"tags": [
"web-features:interest-invokers"
],
"support": {
"chrome": {
"version_added": "142"
},
"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": false,
"deprecated": false
}
}
},
"nonce": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/nonce",
"spec_url": "https://html.spec.whatwg.org/multipage/urls-and-fetching.html#dom-noncedelement-nonce",
"tags": [
"web-features:csp"
],
"support": {
"chrome": {
"version_added": "61"
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": "75"
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": [
{
"version_added": "15.4"
},
{
"version_added": "10",
"version_removed": "15.4",
"partial_implementation": true,
"notes": "The property is defined only for its useful elements: ``, `