On the standards track: Yes
Is Experimental: No
Is Deprecated: No
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 1.0 on 2020-05-13
In Edge version 12 on 2015-07-29
In Firefox version 1 on 2004-11-09
In Firefox for Android version 4 on 2011-03-29
In Internet Explorer version 5.5 on 2000-07-06 Note: From Internet Explorer 5.5 through 8, all elements of the array will not be deleted if deleteCount is omitted. This behavior was fixed in Internet Explorer 9.
In Node.js version 0.10.0 on 2013-03-11
In Quest Browser version 5.0 on undefined
In Opera version 4 on 2000-06-28
In Opera Android version 10.1 on 2010-11-09
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