At least in Chrome, when clicking the up/down buttons next to a numField, no onchange event seems to be triggered (the actual value does not update).

Submitted by Zef Hemel on 8 July 2011 at 15:23

Here is a explain for this behaviour http://code.google.com/p/chromium/issues/detail?id=51836


The onchange event is only fired when you input with the keyboard or you lost the focus.

The oninput is fired when you click on the buttons or you change the value with a keyboard input