August 1999
Intermediate to advanced
1488 pages
72h 53m
English
Content preview from Pure JavaScript
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window.onError
JavaScript1.1+, JScript1.0+ Nav3+, IE3+, Opera3+ Syntax
onError="command"
Description
The onError event handler of the Window object is fired when an error occurs loading the page. You may find this useful to try and reload the page, using the reload() method of the Location object.
Example
Listing 7.557 is an example of placing the onError event handler in the <body> tag. If there is an error when loading this page, an alert box will be displayed to the user.
Listing 7.557 Example of Using the onError Event Handler
<body onError='alert("Error: There has been an error loading this page.")'>
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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.