{
"api": {
"WindowOrWorkerGlobalScope": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/WindowOrWorkerGlobalScope",
"support": {
"chrome": {
"version_added": "54"
},
"chrome_android": {
"version_added": "54"
},
"edge": {
"version_added": null
},
"edge_mobile": {
"version_added": null
},
"firefox": {
"version_added": "52"
},
"firefox_android": {
"version_added": "52"
},
"ie": {
"version_added": null
},
"opera": {
"version_added": null
},
"opera_android": {
"version_added": null
},
"safari": {
"version_added": null
},
"safari_ios": {
"version_added": null
},
"webview_android": {
"version_added": null
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
},
"atob": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/WindowOrWorkerGlobalScope/atob",
"support": {
"chrome": {
"version_added": true
},
"chrome_android": {
"version_added": true
},
"edge": {
"version_added": true
},
"edge_mobile": {
"version_added": null
},
"firefox": [
{
"version_added": "1"
},
{
"version_added": "27",
"notes": "atob() ignores all space characters in the argument to comply with the latest HTML5 spec (see bug 711180)."
},
{
"version_added": "57",
"notes": "atob() now defined on WindowOrWorkerGlobalScope mixin."
}
],
"firefox_android": [
{
"version_added": "4"
},
{
"version_added": "27",
"notes": "atob() ignores all space characters in the argument to comply with the latest HTML5 spec (see bug 711180)."
},
{
"version_added": "57",
"notes": "atob() now defined on WindowOrWorkerGlobalScope mixin."
}
],
"ie": {
"version_added": "10"
},
"opera": {
"version_added": true
},
"opera_android": {
"version_added": null
},
"safari": {
"version_added": true
},
"safari_ios": {
"version_added": true
},
"webview_android": {
"version_added": true
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"btoa": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/WindowOrWorkerGlobalScope/btoa",
"support": {
"chrome": {
"version_added": true
},
"chrome_android": {
"version_added": true
},
"edge": {
"version_added": true
},
"edge_mobile": {
"version_added": null
},
"firefox": [
{
"version_added": "1"
},
{
"version_added": "52",
"notes": "btoa() now defined on WindowOrWorkerGlobalScope mixin."
}
],
"firefox_android": [
{
"version_added": "4"
},
{
"version_added": "52",
"notes": "atob() now defined on WindowOrWorkerGlobalScope mixin."
}
],
"ie": {
"version_added": "10"
},
"opera": {
"version_added": true
},
"opera_android": {
"version_added": null
},
"safari": {
"version_added": true
},
"safari_ios": {
"version_added": true
},
"webview_android": {
"version_added": true
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"caches": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/WindowOrWorkerGlobalScope/caches",
"support": {
"chrome": {
"version_added": "40"
},
"chrome_android": {
"version_added": true
},
"edge": {
"version_added": null
},
"edge_mobile": {
"version_added": null
},
"firefox": [
{
"version_added": "42"
},
{
"version_added": "52",
"notes": "caches now defined on WindowOrWorkerGlobalScope mixin."
}
],
"firefox_android": [
{
"version_added": "42"
},
{
"version_added": "52",
"notes": "caches now defined on WindowOrWorkerGlobalScope mixin."
}
],
"ie": {
"version_added": false
},
"opera": {
"version_added": null
},
"opera_android": {
"version_added": true
},
"safari": {
"version_added": false
},
"safari_ios": {
"version_added": true
},
"webview_android": {
"version_added": true
}
},
"status": {
"experimental": true,
"standard_track": true,
"deprecated": false
}
}
},
"clearInterval": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/WindowOrWorkerGlobalScope/clearInterval",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": true
},
"edge_mobile": {
"version_added": true
},
"firefox": [
{
"version_added": "1"
},
{
"version_added": "52",
"notes": "clearInterval() now defined on WindowOrWorkerGlobalScope mixin."
}
],
"firefox_android": [
{
"version_added": "4"
},
{
"version_added": "52",
"notes": "clearInterval() now defined on WindowOrWorkerGlobalScope mixin."
}
],
"ie": {
"version_added": "4"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "6"
},
"safari": {
"version_added": "4"
},
"safari_ios": {
"version_added": "1"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"clearTimeout": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/WindowOrWorkerGlobalScope/clearTimeout",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": true
},
"edge_mobile": {
"version_added": true
},
"firefox": [
{
"version_added": "1"
},
{
"version_added": "52",
"notes": "clearTimeout() now defined on WindowOrWorkerGlobalScope mixin."
}
],
"firefox_android": [
{
"version_added": "4"
},
{
"version_added": "52",
"notes": "clearTimeout() now defined on WindowOrWorkerGlobalScope mixin."
}
],
"ie": {
"version_added": "4"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "6"
},
"safari": {
"version_added": "4"
},
"safari_ios": {
"version_added": "1"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"createImageBitmap": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/WindowOrWorkerGlobalScope/createImageBitmap",
"support": {
"chrome": {
"version_added": "50"
},
"chrome_android": {
"version_added": "50"
},
"edge": {
"version_added": false
},
"edge_mobile": {
"version_added": null
},
"firefox": [
{
"version_added": "42"
},
{
"version_added": "52",
"notes": "createImageBitmap() now defined on WindowOrWorkerGlobalScope mixin."
}
],
"firefox_android": {
"version_added": true
},
"ie": {
"version_added": false
},
"opera": {
"version_added": true
},
"opera_android": {
"version_added": true
},
"safari": {
"version_added": false
},
"safari_ios": {
"version_added": null
},
"webview_android": {
"version_added": "50"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
},
"options_parameter": {
"__compat": {
"description": "options parameter",
"support": {
"chrome": {
"version_added": "52"
},
"chrome_android": {
"version_added": "52"
},
"edge": {
"version_added": false
},
"edge_mobile": {
"version_added": null
},
"firefox": {
"version_added": null
},
"firefox_android": {
"version_added": null
},
"ie": {
"version_added": false
},
"opera": {
"version_added": "39"
},
"opera_android": {
"version_added": "39"
},
"safari": {
"version_added": false
},
"safari_ios": {
"version_added": null
},
"webview_android": {
"version_added": "52"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"resizeWidth_resizeHeight_resizeQuality": {
"__compat": {
"description": "resizeWidth, resizeHeight, and resizeQuality",
"support": {
"chrome": {
"version_added": "54"
},
"chrome_android": {
"version_added": "54"
},
"edge": {
"version_added": false
},
"edge_mobile": {
"version_added": null
},
"firefox": {
"version_added": null
},
"firefox_android": {
"version_added": null
},
"ie": {
"version_added": false
},
"opera": {
"version_added": true
},
"opera_android": {
"version_added": true
},
"safari": {
"version_added": false
},
"safari_ios": {
"version_added": null
},
"webview_android": {
"version_added": "54"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"svgimageelement_as_source_image": {
"__compat": {
"description": "SVGImageElement as source image",
"support": {
"chrome": {
"version_added": "59"
},
"chrome_android": {
"version_added": "59"
},
"edge": {
"version_added": false
},
"edge_mobile": {
"version_added": null
},
"firefox": {
"version_added": "65"
},
"firefox_android": {
"version_added": "65"
},
"ie": {
"version_added": false
},
"opera": {
"version_added": true
},
"opera_android": {
"version_added": true
},
"safari": {
"version_added": false
},
"safari_ios": {
"version_added": null
},
"webview_android": {
"version_added": "59"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
}
},
"fetch": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/WindowOrWorkerGlobalScope/fetch",
"support": {
"chrome": {
"version_added": "42"
},
"chrome_android": {
"version_added": "42"
},
"edge": {
"version_added": "14"
},
"edge_mobile": {
"version_added": "14"
},
"firefox": [
{
"version_added": "39"
},
{
"version_added": "34",
"flags": [
{
"type": "preference",
"name": "dom.fetch.enable"
}
]
},
{
"version_added": "52",
"notes": "fetch() now defined on WindowOrWorkerGlobalScope mixin."
}
],
"firefox_android": [
{
"version_added": "39"
},
{
"version_added": "34",
"flags": [
{
"type": "preference",
"name": "dom.fetch.enable"
}
]
},
{
"version_added": "52",
"notes": "fetch() now defined on WindowOrWorkerGlobalScope mixin."
}
],
"ie": {
"version_added": false
},
"opera": [
{
"version_added": "29"
},
{
"version_added": "28",
"flags": [
{
"type": "preference",
"name": "Experimental Web Platform Features"
}
]
}
],
"opera_android": {
"version_added": null
},
"safari": {
"version_added": "10.1"
},
"safari_ios": {
"version_added": "10.1"
},
"webview_android": {
"version_added": "42"
}
},
"status": {
"experimental": true,
"standard_track": true,
"deprecated": false
}
},
"streaming_response_body": {
"__compat": {
"description": "Streaming response body",
"support": {
"chrome": {
"version_added": "43"
},
"chrome_android": {
"version_added": "43"
},
"edge": {
"version_added": "14"
},
"edge_mobile": {
"version_added": "14"
},
"firefox": {
"version_added": true,
"flags": [
{
"type": "preference",
"name": "dom.streams.enabled"
},
{
"type": "preference",
"name": "javascript.options.streams"
}
]
},
"firefox_android": {
"version_added": false
},
"ie": {
"version_added": false
},
"opera": {
"version_added": "29"
},
"opera_android": {
"version_added": false
},
"safari": {
"version_added": "10"
},
"safari_ios": {
"version_added": "10"
},
"webview_android": {
"version_added": "43"
}
},
"status": {
"experimental": true,
"standard_track": true,
"deprecated": false
}
}
},
"blob_data_support": {
"__compat": {
"description": "Support for blob: and data:",
"support": {
"chrome": {
"version_added": "48"
},
"chrome_android": {
"version_added": "43"
},
"edge": {
"version_added": false
},
"edge_mobile": {
"version_added": false
},
"firefox": {
"version_added": null
},
"firefox_android": {
"version_added": null
},
"ie": {
"version_added": false
},
"opera": {
"version_added": null
},
"opera_android": {
"version_added": null
},
"safari": {
"version_added": null
},
"safari_ios": {
"version_added": null
},
"webview_android": {
"version_added": "43"
}
},
"status": {
"experimental": true,
"standard_track": true,
"deprecated": false
}
}
},
"referrerpolicy": {
"__compat": {
"description": "referrerPolicy",
"support": {
"chrome": {
"version_added": "52"
},
"chrome_android": {
"version_added": "52"
},
"edge": {
"version_added": false
},
"edge_mobile": {
"version_added": false
},
"firefox": {
"version_added": "52"
},
"firefox_android": {
"version_added": "52"
},
"ie": {
"version_added": false
},
"opera": {
"version_added": "39"
},
"opera_android": {
"version_added": "39"
},
"safari": {
"version_added": "11.1"
},
"safari_ios": {
"version_added": false
},
"webview_android": {
"version_added": "52"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"signal": {
"__compat": {
"description": "signal",
"support": {
"chrome": {
"version_added": "66"
},
"chrome_android": {
"version_added": "66"
},
"edge": {
"version_added": "16"
},
"edge_mobile": {
"version_added": false
},
"firefox": {
"version_added": "57"
},
"firefox_android": {
"version_added": "57"
},
"ie": {
"version_added": false
},
"opera": {
"version_added": "53"
},
"opera_android": {
"version_added": "53"
},
"safari": {
"version_added": "11.1"
},
"safari_ios": {
"version_added": "11.1"
},
"samsunginternet_android": {
"version_added": false
},
"webview_android": {
"version_added": "66"
}
},
"status": {
"experimental": true,
"standard_track": true,
"deprecated": false
}
}
}
},
"indexedDB": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/WindowOrWorkerGlobalScope/indexedDB",
"support": {
"chrome": [
{
"version_added": "24"
},
{
"version_added": "23",
"prefix": "webkit"
}
],
"chrome_android": {
"version_added": null
},
"edge": {
"version_added": true
},
"edge_mobile": {
"version_added": true
},
"firefox": [
{
"version_added": "16"
},
{
"version_added": "10",
"prefix": "moz"
},
{
"version_added": "52",
"notes": "indexedDB now defined on WindowOrWorkerGlobalScope mixin."
}
],
"firefox_android": [
{
"version_added": "22"
},
{
"version_added": "52",
"notes": "indexedDB now defined on WindowOrWorkerGlobalScope mixin."
}
],
"ie": {
"version_added": "10",
"partial_implementation": true
},
"opera": {
"version_added": "15"
},
"opera_android": {
"version_added": "22"
},
"safari": {
"version_added": "7"
},
"safari_ios": {
"version_added": "8"
},
"webview_android": {
"version_added": true
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
},
"worker_support": {
"__compat": {
"description": "Available in workers",
"support": {
"chrome": {
"version_added": true
},
"chrome_android": {
"version_added": null
},
"edge": {
"version_added": true
},
"edge_mobile": {
"version_added": true
},
"firefox": {
"version_added": "37"
},
"firefox_android": {
"version_added": "37"
},
"ie": {
"version_added": null
},
"opera": {
"version_added": true
},
"opera_android": {
"version_added": true
},
"safari": {
"version_added": null
},
"safari_ios": {
"version_added": null
},
"webview_android": {
"version_added": true
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
}
},
"isSecureContext": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/WindowOrWorkerGlobalScope/isSecureContext",
"support": {
"chrome": {
"version_added": "55"
},
"chrome_android": {
"version_added": "55"
},
"edge": {
"version_added": null
},
"edge_mobile": {
"version_added": null
},
"firefox": {
"version_added": "52"
},
"firefox_android": {
"version_added": "52"
},
"ie": {
"version_added": null
},
"opera": {
"version_added": null
},
"opera_android": {
"version_added": null
},
"safari": {
"version_added": null
},
"safari_ios": {
"version_added": null
},
"webview_android": {
"version_added": "55"
}
},
"status": {
"experimental": true,
"standard_track": true,
"deprecated": false
}
}
},
"origin": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/WindowOrWorkerGlobalScope/origin",
"support": {
"chrome": {
"version_added": "59"
},
"chrome_android": {
"version_added": "59"
},
"edge": {
"version_added": null
},
"edge_mobile": {
"version_added": null
},
"firefox": {
"version_added": "54"
},
"firefox_android": {
"version_added": "54"
},
"ie": {
"version_added": false
},
"opera": {
"version_added": false
},
"opera_android": {
"version_added": false
},
"safari": {
"version_added": false
},
"safari_ios": {
"version_added": false
},
"webview_android": {
"version_added": "59"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"setInterval": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/WindowOrWorkerGlobalScope/setInterval",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": true
},
"edge_mobile": {
"version_added": true
},
"firefox": [
{
"version_added": "1"
},
{
"version_added": "52",
"notes": "setInterval now defined on WindowOrWorkerGlobalScope mixin."
}
],
"firefox_android": [
{
"version_added": "4"
},
{
"version_added": "52",
"notes": "setInterval now defined on WindowOrWorkerGlobalScope mixin."
}
],
"ie": {
"version_added": "4"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "6"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
},
"supports_parameters_for_callback": {
"__compat": {
"description": "Supports parameters for callback",
"support": {
"chrome": {
"version_added": true
},
"chrome_android": {
"version_added": null
},
"edge": {
"version_added": true
},
"edge_mobile": {
"version_added": null
},
"firefox": {
"version_added": true
},
"firefox_android": {
"version_added": null
},
"ie": {
"version_added": "10"
},
"opera": {
"version_added": true
},
"opera_android": {
"version_added": null
},
"safari": {
"version_added": null
},
"safari_ios": {
"version_added": null
},
"webview_android": {
"version_added": null
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
}
},
"setTimeout": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/WindowOrWorkerGlobalScope/setTimeout",
"support": {
"chrome": {
"version_added": "1"
},
"chrome_android": {
"version_added": "18"
},
"edge": {
"version_added": true
},
"edge_mobile": {
"version_added": true
},
"firefox": [
{
"version_added": "1"
},
{
"version_added": "52",
"notes": "setInterval now defined on WindowOrWorkerGlobalScope mixin."
}
],
"firefox_android": [
{
"version_added": "4"
},
{
"version_added": "52",
"notes": "setInterval now defined on WindowOrWorkerGlobalScope mixin."
}
],
"ie": {
"version_added": "4"
},
"opera": {
"version_added": "4"
},
"opera_android": {
"version_added": "6"
},
"safari": {
"version_added": "1"
},
"safari_ios": {
"version_added": "1"
},
"webview_android": {
"version_added": "1"
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
},
"supports_parameters_for_callback": {
"__compat": {
"description": "Supports parameters for callback",
"support": {
"chrome": {
"version_added": true
},
"chrome_android": {
"version_added": null
},
"edge": {
"version_added": true
},
"edge_mobile": {
"version_added": null
},
"firefox": {
"version_added": true
},
"firefox_android": {
"version_added": null
},
"ie": {
"version_added": "10"
},
"opera": {
"version_added": true
},
"opera_android": {
"version_added": null
},
"safari": {
"version_added": null
},
"safari_ios": {
"version_added": null
},
"webview_android": {
"version_added": null
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"tracking_throttling": {
"__compat": {
"description": "Throttling of tracking timeout scripts",
"support": {
"chrome": {
"version_added": null
},
"chrome_android": {
"version_added": null
},
"edge": {
"version_added": null
},
"edge_mobile": {
"version_added": null
},
"firefox": {
"version_added": "55"
},
"firefox_android": {
"version_added": "55"
},
"ie": {
"version_added": null
},
"opera": {
"version_added": null
},
"opera_android": {
"version_added": null
},
"safari": {
"version_added": null
},
"safari_ios": {
"version_added": null
},
"webview_android": {
"version_added": null
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
}
}
}
}
}