3v4l.org

run code in 300+ PHP versions simultaneously
<?php $supplied_nonce = array('1');//"abc"; $correct_nonce = "0"; if (strcmp($supplied_nonce, $correct_nonce) != 0) { echo 'ok'; } else { echo 'Sorry, incorrect link'; }

preferences:
39.58 ms | 402 KiB | 5 Q