August 1999
Intermediate to advanced
1488 pages
72h 53m
English
Content preview from Pure JavaScript
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Text.onBlur
JavaScript1.0+, JScript1.0+ Nav2+, IE3+, Opera3+ Syntax
onBlur="command"
Description
The onBlur event handler of an instance of a Text object is fired when the focus is moved away from that particular text box. Care should be taken when using this event handler, because it is possible to get into an infinite loop when using the onFocus event handler or focus() method.
Example
Listing 7.499 contains three text boxes, one of which has the onBlur event handler intercepted within its tag. The third text box is used for a counter for the number of times the onBlur event handler is fired.
In the script, the event calls a function that reassigns the first text box focus. The result of this is that when a user tries to click or tab ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.