mdn-browser-compat-data
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Browser compatibility data provided by MDN Web Docs
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{
"javascript": {
"builtins": {
"SharedArrayBuffer": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/SharedArrayBuffer",
"spec_url": "https://tc39.github.io/ecma262/#sec-sharedarraybuffer-objects",
"support": {
"chrome": [
{
"version_added": "68"
},
{
"version_added": "60",
"version_removed": "63",
"notes": "Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of <a href='https://www.chromium.org/Home/chromium-security/ssca'>speculative side-channel attacks</a>. This was a temporary removal while mitigations were put in place."
}
],
"chrome_android": {
"version_added": "60",
"version_removed": "63",
"notes": "Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of <a href='https://www.chromium.org/Home/chromium-security/ssca'>speculative side-channel attacks</a>. This is intended as a temporary measure until other mitigations are in place."
},
"edge": {
"version_added": "16",
"version_removed": "17",
"notes": "Support was removed to mitigate <a href='https://blogs.windows.com/msedgedev/2018/01/03/speculative-execution-mitigations-microsoft-edge-internet-explorer'>speculative execution side-channel attacks (Windows blog)</a>."
},
"edge_mobile": {
"version_added": null
},
"firefox": [
{
"version_added": "57",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
],
"notes": "Support was disabled by default to mitigate <a href='https://blog.mozilla.org/security/2018/01/03/mitigations-landing-new-class-timing-attack/'>speculative execution side-channel attacks (Mozilla Security Blog)</a>."
},
{
"version_added": "55",
"version_removed": "57"
},
{
"version_added": "46",
"version_removed": "55",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
]
}
],
"firefox_android": [
{
"version_added": "57",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
],
"notes": "Support was disabled by default to mitigate <a href='https://blog.mozilla.org/security/2018/01/03/mitigations-landing-new-class-timing-attack/'>speculative execution side-channel attacks (Mozilla Security Blog)</a>."
},
{
"version_added": "55",
"version_removed": "57"
},
{
"version_added": "46",
"version_removed": "55",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
]
}
],
"ie": {
"version_added": false
},
"nodejs": {
"version_added": "8.10.0"
},
"opera": {
"version_added": false
},
"opera_android": {
"version_added": false
},
"safari": {
"version_added": "10.1",
"version_removed": true
},
"safari_ios": {
"version_added": false
},
"samsunginternet_android": {
"version_added": false
},
"webview_android": {
"version_added": "60",
"version_removed": "63",
"notes": "Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of <a href='https://www.chromium.org/Home/chromium-security/ssca'>speculative side-channel attacks</a>. This is intended as a temporary measure until other mitigations are in place."
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
},
"sab_in_dataview": {
"__compat": {
"description": "<code>SharedArrayBuffer</code> in <code>DataView</code>",
"support": {
"chrome": [
{
"version_added": "68"
},
{
"version_added": "60",
"version_removed": "63",
"notes": "Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of <a href='https://www.chromium.org/Home/chromium-security/ssca'>speculative side-channel attacks</a>. This was a temporary removal while mitigations were put in place."
}
],
"chrome_android": {
"version_added": "60",
"version_removed": "63",
"notes": "Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of <a href='https://www.chromium.org/Home/chromium-security/ssca'>speculative side-channel attacks</a>. This is intended as a temporary measure until other mitigations are in place."
},
"edge": {
"version_added": false
},
"edge_mobile": {
"version_added": null
},
"firefox": [
{
"version_added": "57",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
],
"notes": "Support was disabled by default to mitigate <a href='https://blog.mozilla.org/security/2018/01/03/mitigations-landing-new-class-timing-attack/'>speculative execution side-channel attacks (Mozilla Security Blog)</a>."
},
{
"version_added": "55",
"version_removed": "57"
},
{
"version_added": "46",
"version_removed": "55",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
]
}
],
"firefox_android": [
{
"version_added": "57",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
],
"notes": "Support was disabled by default to mitigate <a href='https://blog.mozilla.org/security/2018/01/03/mitigations-landing-new-class-timing-attack/'>speculative execution side-channel attacks (Mozilla Security Blog)</a>."
},
{
"version_added": "55",
"version_removed": "57"
},
{
"version_added": "46",
"version_removed": "55",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
]
}
],
"ie": {
"version_added": false
},
"nodejs": {
"version_added": false
},
"opera": {
"version_added": false
},
"opera_android": {
"version_added": false
},
"safari": {
"version_added": "10.1",
"version_removed": true
},
"safari_ios": {
"version_added": false
},
"samsunginternet_android": {
"version_added": false
},
"webview_android": {
"version_added": "60",
"version_removed": "63",
"notes": "Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of <a href='https://www.chromium.org/Home/chromium-security/ssca'>speculative side-channel attacks</a>. This is intended as a temporary measure until other mitigations are in place."
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"prototype": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/SharedArrayBuffer/prototype",
"spec_url": "https://tc39.github.io/ecma262/#sec-sharedarraybuffer.prototype",
"support": {
"chrome": [
{
"version_added": "68"
},
{
"version_added": "60",
"version_removed": "63",
"notes": "Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of <a href='https://www.chromium.org/Home/chromium-security/ssca'>speculative side-channel attacks</a>. This was a temporary removal while mitigations were put in place."
}
],
"chrome_android": {
"version_added": "60",
"version_removed": "63",
"notes": "Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of <a href='https://www.chromium.org/Home/chromium-security/ssca'>speculative side-channel attacks</a>. This is intended as a temporary measure until other mitigations are in place."
},
"edge": {
"version_added": "16",
"version_removed": "17",
"notes": "Support was removed to mitigate <a href='https://blogs.windows.com/msedgedev/2018/01/03/speculative-execution-mitigations-microsoft-edge-internet-explorer'>speculative execution side-channel attacks (Windows blog)</a>."
},
"edge_mobile": {
"version_added": null
},
"firefox": [
{
"version_added": "57",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
],
"notes": "Support was disabled by default to mitigate <a href='https://blog.mozilla.org/security/2018/01/03/mitigations-landing-new-class-timing-attack/'>speculative execution side-channel attacks (Mozilla Security Blog)</a>."
},
{
"version_added": "55",
"version_removed": "57"
},
{
"version_added": "46",
"version_removed": "55",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
]
}
],
"firefox_android": [
{
"version_added": "57",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
],
"notes": "Support was disabled by default to mitigate <a href='https://blog.mozilla.org/security/2018/01/03/mitigations-landing-new-class-timing-attack/'>speculative execution side-channel attacks (Mozilla Security Blog)</a>."
},
{
"version_added": "55",
"version_removed": "57"
},
{
"version_added": "46",
"version_removed": "55",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
]
}
],
"ie": {
"version_added": false
},
"nodejs": {
"version_added": false
},
"opera": {
"version_added": false
},
"opera_android": {
"version_added": false
},
"safari": {
"version_added": "10.1",
"version_removed": true
},
"safari_ios": {
"version_added": false
},
"samsunginternet_android": {
"version_added": false
},
"webview_android": {
"version_added": "60",
"version_removed": "63",
"notes": "Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of <a href='https://www.chromium.org/Home/chromium-security/ssca'>speculative side-channel attacks</a>. This is intended as a temporary measure until other mitigations are in place."
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"byteLength": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/SharedArrayBuffer/byteLength",
"spec_url": "https://tc39.github.io/ecma262/#sec-get-sharedarraybuffer.prototype.bytelength",
"support": {
"chrome": [
{
"version_added": "68"
},
{
"version_added": "60",
"version_removed": "63",
"notes": "Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of <a href='https://www.chromium.org/Home/chromium-security/ssca'>speculative side-channel attacks</a>. This was a temporary removal while mitigations were put in place."
}
],
"chrome_android": {
"version_added": "60",
"version_removed": "63",
"notes": "Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of <a href='https://www.chromium.org/Home/chromium-security/ssca'>speculative side-channel attacks</a>. This is intended as a temporary measure until other mitigations are in place."
},
"edge": {
"version_added": "16",
"version_removed": "17",
"notes": "Support was removed to mitigate <a href='https://blogs.windows.com/msedgedev/2018/01/03/speculative-execution-mitigations-microsoft-edge-internet-explorer'>speculative execution side-channel attacks (Windows blog)</a>."
},
"edge_mobile": {
"version_added": null
},
"firefox": [
{
"version_added": "57",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
],
"notes": "Support was disabled by default to mitigate <a href='https://blog.mozilla.org/security/2018/01/03/mitigations-landing-new-class-timing-attack/'>speculative execution side-channel attacks (Mozilla Security Blog)</a>."
},
{
"version_added": "55",
"version_removed": "57"
},
{
"version_added": "46",
"version_removed": "55",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
]
}
],
"firefox_android": [
{
"version_added": "57",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
],
"notes": "Support was disabled by default to mitigate <a href='https://blog.mozilla.org/security/2018/01/03/mitigations-landing-new-class-timing-attack/'>speculative execution side-channel attacks (Mozilla Security Blog)</a>."
},
{
"version_added": "55",
"version_removed": "57"
},
{
"version_added": "46",
"version_removed": "55",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
]
}
],
"ie": {
"version_added": false
},
"nodejs": {
"version_added": "8.10.0"
},
"opera": {
"version_added": false
},
"opera_android": {
"version_added": false
},
"safari": {
"version_added": "10.1",
"version_removed": true
},
"safari_ios": {
"version_added": false
},
"samsunginternet_android": {
"version_added": false
},
"webview_android": {
"version_added": "60",
"version_removed": "63",
"notes": "Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of <a href='https://www.chromium.org/Home/chromium-security/ssca'>speculative side-channel attacks</a>. This is intended as a temporary measure until other mitigations are in place."
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
},
"slice": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/SharedArrayBuffer/slice",
"spec_url": "https://tc39.github.io/ecma262/#sec-sharedarraybuffer.prototype.slice",
"support": {
"chrome": [
{
"version_added": "68"
},
{
"version_added": "60",
"version_removed": "63",
"notes": "Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of <a href='https://www.chromium.org/Home/chromium-security/ssca'>speculative side-channel attacks</a>. This was a temporary removal while mitigations were put in place."
}
],
"chrome_android": {
"version_added": "60",
"version_removed": "63",
"notes": "Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of <a href='https://www.chromium.org/Home/chromium-security/ssca'>speculative side-channel attacks</a>. This is intended as a temporary measure until other mitigations are in place."
},
"edge": {
"version_added": "16",
"version_removed": "17",
"notes": "Support was removed to mitigate <a href='https://blogs.windows.com/msedgedev/2018/01/03/speculative-execution-mitigations-microsoft-edge-internet-explorer'>speculative execution side-channel attacks (Windows blog)</a>."
},
"edge_mobile": {
"version_added": null
},
"firefox": [
{
"version_added": "57",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
],
"notes": "Support was disabled by default to mitigate <a href='https://blog.mozilla.org/security/2018/01/03/mitigations-landing-new-class-timing-attack/'>speculative execution side-channel attacks (Mozilla Security Blog)</a>."
},
{
"version_added": "55",
"version_removed": "57"
},
{
"version_added": "46",
"version_removed": "55",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
]
}
],
"firefox_android": [
{
"version_added": "57",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
],
"notes": "Support was disabled by default to mitigate <a href='https://blog.mozilla.org/security/2018/01/03/mitigations-landing-new-class-timing-attack/'>speculative execution side-channel attacks (Mozilla Security Blog)</a>."
},
{
"version_added": "55",
"version_removed": "57"
},
{
"version_added": "46",
"version_removed": "55",
"flags": [
{
"type": "preference",
"name": "javascript.options.shared_memory",
"value_to_set": "true"
}
]
}
],
"ie": {
"version_added": false
},
"nodejs": {
"version_added": "8.10.0"
},
"opera": {
"version_added": false
},
"opera_android": {
"version_added": false
},
"safari": {
"version_added": "10.1",
"version_removed": true
},
"safari_ios": {
"version_added": false
},
"samsunginternet_android": {
"version_added": false
},
"webview_android": {
"version_added": "60",
"version_removed": "63",
"notes": "Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of <a href='https://www.chromium.org/Home/chromium-security/ssca'>speculative side-channel attacks</a>. This is intended as a temporary measure until other mitigations are in place."
}
},
"status": {
"experimental": false,
"standard_track": true,
"deprecated": false
}
}
}
}
}
}
}