Configure a debugging engine
PhpStorm supports debugging for PHP applications, classes, and files. The debugging functionality is incorporated in PhpStorm, you only need to configure its settings.
PhpStorm supports debugging client-side applications running on the built-in or an external web server. Debugging can be performed only using Google Chrome and other browsers of the Chrome family.
This section describes how to configure two most common PHP debugging engines:
These tools cannot be used simultaneously because they block each other. To avoid this problem, you need to update the corresponding sections in the php.ini file.