On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 9 on 2011-02-03
In Chrome Android version 47 on 2015-12-02 Note: Only supported on <textarea>.
In Edge version 12 on 2015-07-29
In Firefox version 2 on 2006-10-24
In Firefox for Android version 57 on 2017-11-28 Note: Only supported on <textarea>.
In Internet Explorer version ≤11 on undefined
In Quest Browser version 5.0 on undefined
In Opera version 15 on 2013-07-02
In Opera Android version 37 on 2016-06-16 Note: Only supported on <textarea>.
In Safari version 5.1 on 2011-07-20
In Safari on iOS version 9.3 on 2016-03-21 Note: Only supported on <textarea>.
In Samsung Internet version 5.0 on 2016-12-15 Note: Only supported on <textarea>.
In WebView Android version 47 on 2015-12-02 Note: Only supported on <textarea>.
In WebView on iOS version 9.3 on 2016-03-21 Note: Only supported on <textarea>.