On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Bun version 1.0.0 on 2023-09-08
In Chrome version 47 on 2015-12-01
In Chrome Android version 47 on 2015-12-02
In Deno version 1.0 on 2020-05-13
In Edge version 12 on 2015-07-29
In Firefox version 15 on 2012-08-28
In Firefox for Android version 15 on 2012-08-28
Not in Internet Explorer
In Node.js version 6.0.0 on 2016-04-26
In Quest Browser version 5.0 on undefined
In Opera version 34 on 2015-12-08
In Opera Android version 34 on 2015-12-16
In Safari version 10 on 2016-09-20
In Safari on iOS version 10 on 2016-09-13
In Samsung Internet version 5.0 on 2016-12-15
In WebView Android version 47 on 2015-12-02
In WebView on iOS version 10 on 2016-09-13