On the standards track: Yes
Is Experimental: No
Is Deprecated: No
Not in Chrome
Not in Chrome Android
In Deno version 1.0 on 2020-05-13
In Edge version 12 on 2015-07-28
In Firefox version 19 on 2013-02-19
In Firefox for Android version 19 on 2013-02-19
In Internet Explorer version 10 on 2012-10-26
Not in Node.js
Not in Quest Browser
Not in Opera
Not in Opera Android
Not in Safari
Not in Safari on iOS
Not in Samsung Internet
Not in WebView Android