On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 1 on 2008-12-11 Note: Chrome does not fire a resize event on page load.
In Chrome Android version 18 on 2012-06-27 Note: Chrome Android does not fire a resize event on page load.
Not in Deno
In Edge version 12 on 2015-07-29 Note: Before Edge 79, Edge fired a resize event on page load. This is no longer the case.
In Firefox version 1 on 2004-11-09 Note: Before Firefox 68, Firefox fired a resize event on page load. This is no longer the case.
In Firefox for Android version 4 on 2011-03-29 Note: Before Firefox for Android 68, Firefox for Android fired a resize event on page load. This is no longer the case.
In Internet Explorer version 4 on 1997-09-30
In Quest Browser version 5.0 on undefined Note: Quest Browser does not fire a resize event on page load.
In Opera version 7 on 2003-01-28 Note: Opera does not fire a resize event on page load.
In Opera Android version 10.1 on 2010-11-09 Note: Opera does not fire a resize event on page load.
In Safari version 1.1 on 2003-10-24
In Safari on iOS version 1 on 2007-06-29
In Samsung Internet version 1.0 on 2013-04-27 Note: Samsung Internet does not fire a resize event on page load.
In WebView Android version 1 on 2008-09-23 Note: WebView does not fire a resize event on page load.
In WebView on iOS version 1 on 2007-06-29