On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Bun version 1.0.0 on 2023-09-08
In Chrome version 5 on 2010-05-25
In Chrome Android version 18 on 2012-06-27
In Deno version 1.4 on 2020-09-13
In Edge version 12 on 2015-07-29
In Firefox version 11 on 2012-03-13
In Firefox for Android version 14 on 2012-06-26
In Internet Explorer version 10 on 2012-10-26
In Node.js version 22.0.0 on 2024-04-24
In Quest Browser version 5.0 on undefined
In Opera version 12.1 on 2012-11-20
In Opera Android version 12.1 on 2012-10-09
In Safari version 5 on 2010-06-07
In Safari on iOS version 4.2 on 2010-11-22
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 4.2 on 2010-11-22