- var_dump: documentation ( source)
- debug_backtrace: documentation ( source)
- error_reporting: documentation ( source)
<?php
error_reporting(E_ALL);
$ignore_args = defined('DEBUG_BACKTRACE_IGNORE_ARGS') ? DEBUG_BACKTRACE_IGNORE_ARGS : false;
$result = @call_user_func('debug_backtrace', $ignore_args);
var_dump($result);