Xdebug is an extension for PHP to assist with debugging and development.
It provides step-debugging and a whole range of development aids, such as stack traces, a code profiler, features to dump the full execution of your script to a file, and more.
Xdebug is free and open source software.
Features include:
- Contains a single step debugger to use with IDEs.
- Upgrades PHP’s var_dump() function.
- Adds stack traces for Notices, Warnings, Errors and Exceptions.
- Features functionality for recording every function call and variable assignment to disk.
- Contains a profiler.
- Provides code coverage functionality for use with PHPUnit.
The debug information that Xdebug can provide includes the following:
- Stack and function traces in error messages with:
- Full parameter display for user defined functions.
- Function name, file name and line indications.
- Support for member functions.
- Memory allocation.
- Protection for infinite recursions.
Xdebug also provides:
- Profiling information for PHP scripts.
- Code coverage analysis.
- Capabilities to debug scripts interactively with a debugger front-end.
Website: xdebug.org
Support: Documentation, GitHub Code Repository
Developer: Derick Rethans
License: The Xdebug License, derived from the MIT license (open source)
Xdebug is written in PHP and C. Learn PHP with our recommended free books and free tutorials. Learn C with our recommended free books and free tutorials.
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