3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Token implements \Serializable { public function serialize() {} public function unserialize($str) { $r = unserialize($str); unserialize($r[2]); } } $token = 'gjhg jgt uybjh guy gyugkjh kjhiu h'; $obj = unserialize($token);

preferences:
40.81 ms | 402 KiB | 5 Q