On the standards track: Yes
Is Experimental: No
Is Deprecated: Yes
In Bun version 1.0.0 on 2023-09-08
In Chrome version 1 on 2008-12-11
In Chrome Android version 18 on 2012-06-27
In Deno version 1.8 on 2021-03-02
In Edge version 12 on 2015-07-29
In Firefox version 66 on 2019-03-19
In Firefox for Android version 66 on 2019-03-19
In Internet Explorer version 6 on 2001-08-27
In Node.js version 14.5.0 on 2020-06-30
In Quest Browser version 5.0 on undefined
In Opera version 15 on 2013-07-02
In Opera Android version 14 on 2013-05-21
In Safari version 1 on 2003-06-23
In Safari on iOS version 1 on 2007-06-29
In Samsung Internet version 1.0 on 2013-04-27
In WebView Android version 4.4 on 2013-12-09
In WebView on iOS version 1 on 2007-06-29