3v4l.org

run code in 300+ PHP versions simultaneously
<?php class View { public function __toString() { $clean_room = function($__file_name, array $__data) { extract($__data, EXTR_REFS); return 'wat'; }; return $clean_room('foo.php', array()); } } $view = new View(); $response = (string)$view; echo $response; var_dump(PHP_DEBUG);

preferences:
47.09 ms | 402 KiB | 5 Q