For Firefox, you should download the Firebug plug-in. To debug JavaScript with Internet Explorer, you need to enable IE's JavaScript debugging. There's a nod to debugging with Firefox and Firebugbut only a brief nod. To narrow the scope of this article, my focus is primarily on JavaScript debugging in Visual Studio. I use Internet Explorer as the primary target for most of my web development. Designing and building web applications to support all of these browsers (with or without JavaScript) can be substantially more challenging than building software for a single browser.
These days, users can choose from a variety of web browsers, including Internet Explorer, Firefox, Safari, Chrome, and Opera, as well as browsers for mobile devices.
#Java script debugger ie how to#
This article demonstrates how to debug JavaScript in Visual Studio (specifically, Visual Studio 2008, Service Pack 1), and includes some debugging tips that go beyond JavaScript programming. Even if you depend on your tools to take care of most JavaScript functions, knowing how to debug JavaScript can help you to discover its capabilities and use it more effectively. Writing code requires knowing how to debug it, and that's not a bad thing. Many of the Web 2.0 apps you write can still benefit from JavaScript. Nowadays, a lot of the things Windows developers used to do with JavaScript are built into ASPX web controls, but that doesn't mean that you don't need to know how to use the language.
Several years ago, doing anything clever on a web page required a good understanding of JavaScripta really good understanding.
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