Microsoft Script Debugger is relatively minimal debugger for Windows Script Host-supported scripting languages, such as VBScript and JScript. Its user interface allows the user to set breakpoints and/or step through execution of script code line by line, and examine values of variables and properties after any step. In effect, it provides a way for developers to see script code behavior as it runs, thus eliminating much of the guess-work when things do not quite work as intended. Microsoft considers it to be deprecated. Also, Internet Explorer 8 comes with a different, tightly integrated JScript debugger part of the Internet Explorer Developer Tools.

Features

According to Microsoft, the Script Debugger provides these traditional debugging features: Additionally, it can open and edit HTML pages, and it supports script colorization for improved readability.

Limitations

The debugger has several limitations, including the following:

Usage

After installation, new options can be found in Internet Explorer's Script Debugger menu, which gets added in the View menu. Debugging can optionally be turned off from the Advanced tab in the Internet Options dialog.