3v4l.org

run code in 300+ PHP versions simultaneously
<?php $userPass = 'password'; $pass = md5($userPass); $options = ['cost' => 12]; if (password_needs_rehash($pass, PASSWORD_DEFAULT, $options)) { echo password_hash($userPass, PASSWORD_DEFAULT, $options); }

preferences:
36.83 ms | 402 KiB | 5 Q