Or, if everything works, but performance is poor and you're not sure why, then Firebug's JavaScript profiler could help you figure out the problem. And not only does Firebug allow you to edit CSS properties, it also knows which keywords you can use, so you don't have to remember every option yourself: just press the Up and Down arrows and the program will cycle through all the possibilities.įirebug also includes a very powerful JavaScript debugger, which is able to step through scripts, can pause execution on particular lines, break on errors, watch expressions, and more. Firebug for Firefox Features: Inspect HTML and modify style and layout in real-time Use the most advanced JavaScript debugger available for any browser Accurately analyze network usage and performance Extend Firebug and add features to make Firebug even more powerful Get the information you need to get it done with Firebug. If there are problems then you're able to disable any CSS property in a click, just to see how a page appears without them. Or you can view entire style sheets, if you prefer. You can view the properties of any individual element in a click or two, click on page objects to instantly see the HTML and CSS behind them, and even create, edit or delete HTML elements and see the changes right away.įirebug's CSS tools make it easy to see which rules are styling individual page elements. It also allows you to view HTML, CSS, and JavaScript components of your web page, so if something isn't displaying properly - an element is in the wrong place, text doesn't appear the way you expect, or a piece of JavaScript doesn't do what it's supposed to - it's much easier to work.
#Download firebug for firefox 38 code#
Theres also CodeBurner for Firefox, a standalone version of the original CodeBurner for Firebug, but with an independent interface, and more dedicated search tools. Aimed at web developers, Firebug lets you examine and edit the code of your web pages in your browser window. Firebug is a Firefox add-on which integrates a host of essential web development tools into the browser.Ī powerful source editor shows you the HTML source as it's being transformed by JavaScript, highlighting changes as they happen so they're easy to spot. CodeBurner - A Firefox add-on that integrates with Firebug, to extend it with reference material for CSS, HTML, and JavaScript from SitePoint.
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