Sites often behave differently in IE than in other web browsers, so having debugging tools for this platform is important.
The Developer Toolbar primarily provides a view of the DOM tree for a web page. Elements can be located visually, and modified on the fly with new CSS rules. It also provides other miscellaneous development aids, such as a ruler for measuring page elements:
Microsoft’s Visual Studio package can be used to inspect and debug JavaScript code:
To run the debugger interactively in the free version (Visual Web Developer Express), follow the process outlined here:
Memory leaks in JavaScript code can cause performance and stability issues for Internet Explorer. Drip helps to detect and isolate these memory issues:
To learn more about a common cause of Internet Explorer memory leaks, see Appendix C, JavaScript Closures.