On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 32 on 2014-01-14
In Chrome Android version 32 on 2014-01-15
In Deno version 1.0 on 2020-05-13
In Edge version 12 on 2015-07-28
In Firefox version 29 on 2014-04-29
In Firefox for Android version 29 on 2014-04-29
Not in Internet Explorer
In Node.js version 0.12.0 on 2015-02-06
In Quest Browser version 5.0 on undefined
In Opera version 19 on 2014-01-28
In Opera Android version 19 on 2014-01-28
In Safari version 8 on 2014-10-16
In Safari on iOS version 8 on 2014-09-17
In Samsung Internet version 2.0 on 2014-10-17
In WebView Android version 4.4.3 on 2014-06-02