On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 56 on 2017-01-25
In Chrome Android version 56 on 2017-02-01
In Deno version 1.22 on 2022-05-18
In Edge version 12 on 2015-07-28
In Firefox version 25 on 2013-10-29
In Firefox for Android version 25 on 2013-10-29
In Internet Explorer version 9 on 2011-03-14
In Node.js version 16.1.0 on 2021-05-04
In Quest Browser version 5.0 on undefined
Not in Opera
Not in Opera Android
In Safari version 14.1 on 2021-04-26
In Safari on iOS version 14.5 on 2021-04-26
In Samsung Internet version 6.0 on 2017-08-23
In WebView Android version 56 on 2017-02-01