+−.. -*- coding: utf-8; -*- +− +−====== +− PHP. +−====== +− +−Debugging. +−========== +− +−Pretty print variable:: +− +− print_r($var); +− +−Print backtrace:: +− +− debug_print_backtrace(); +− +− * http://php.net/manual/ru/function.print-r.php +− * http://www.php.net/manual/en/function.debug-print-backtrace.php