php debugging tools code example

Example 1: how to debug in php

ini_set('display_errors', 'On');
error_reporting(E_ALL);

Example 2: Best debugging tools for php

Xdebug, PHP DebugBar , MacGDBp, Kint, Whoops, Krumo, Pinba, Gubed PHP Debugger, DBG, and PHP_Dyn are some best debugging tools for php.