On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 1 on 2008-12-11
In Chrome Android version 18 on 2012-06-27
In Edge version 17 on 2018-04-30 Note: Only supported for HTMLElement, not all Element objects, such as SVGElement.
In Firefox version 8 on 2011-11-08
In Firefox for Android version 8 on 2011-11-08
In Internet Explorer version 4 on 1997-09-30 Note: Before Internet Explorer 10, throws an "Invalid target element for this operation." error when called on a <table>, <tbody>, <thead>, or <tr> element. Only supported for HTMLElement, not all Element objects, such as SVGElement.
In Quest Browser version 5.0 on undefined
In Opera version 8 on 2005-04-19
In Opera Android version 10.1 on 2010-11-09
In Safari version 4 on 2009-06-08
In Safari on iOS version 4 on 2010-06-21
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 on 2010-06-21