php7-xdebug

The Xdebug extension helps you debugging your script by providing a lot of valuable debug information. The debug information that Xdebug can provide includes the following:
* stack and function traces in error messages with:
  o full parameter display for user defined functions
  o function name, file name and line indications
  o support for member functions
* memory allocation
* protection for infinite recursions

Xdebug also provides:
* profiling information for PHP scripts
* script execution analysis
* capabilities to debug your scripts interactively with a debug client