On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 37 on 2014-08-26
In Chrome Android version 37 on 2014-09-03
In Deno version 1.15 on 2021-10-12
Not in Edge
In Firefox version 34 on 2014-12-01
In Firefox for Android version 34 on 2014-12-01
In Internet Explorer version 11 on 2013-10-17
In Node.js version 15.0.0 on 2020-10-20
In Quest Browser version 5.0 on undefined
In Opera version 24 on 2014-09-02
In Opera Android version 24 on 2014-09-10
In Safari version 7 on 2013-10-22
In Safari on iOS version 7 on 2013-09-18
In Samsung Internet version 3.0 on 2015-04-10
In WebView Android version 37 on 2014-09-03