Why does the javascript onchange event not fire if autocomplete is on?

Question

I have a textbox with an onchange event. Why does this event not fire when the user uses the autocomplete feature to populate the textbox?

I am working with Internet

Answer 1

I've encountered this annoying feature before and my solution at the time was to use the onfocus event to record the current value of the text box, and then use the onblur event to check whether the current value now matches the value saved during onfocus. For example