start_trace(); // your code here $xdebug->stop_trace(); ?>This code uses the Xdebug library to output a detailed trace of the execution of your code. The start_trace and stop_trace functions are used to start and stop the trace, and you can examine the resulting trace file to identify and fix any errors. Package Library: Xdebug is a separate library that needs to be installed separately, but it integrates seamlessly with PHP Debug to provide advanced debugging features. Overall, PHP Debug is an essential tool for any PHP developer, providing valuable insights into the execution of your code and helping you identify and fix errors quickly and efficiently.