On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 46 on 2015-10-13
In Chrome Android version 46 on 2015-10-14
In Deno version 1.0 on 2020-05-13
In Edge version 12 on 2015-07-28
In Firefox version 16 on 2012-10-09
In Firefox for Android version 16 on 2012-10-09
Not in Internet Explorer
Not in Node.js
In Quest Browser version 5.0 on undefined
In Opera version 37 on 2016-05-04
In Opera Android version 37 on 2016-06-16
In Safari version 8 on 2014-10-16
In Safari on iOS version 8 on 2014-09-17
In Samsung Internet version 5.0 on 2016-12-15
In WebView Android version 46 on 2015-10-14