3v4l.org

run code in 300+ PHP versions simultaneously
<?php $hash = crypt('foobar', '_6C/.jjzc'); echo $hash."\n"; // _6C/.jjzcoAyXu0Z0XlM echo crypt('foobar', $hash)."\n"; // _6T7pAW9oacXQ

preferences:
37.03 ms | 407 KiB | 5 Q