- var_dump: documentation ( source)
- hash_pbkdf2: documentation ( source)
<?php
$hash1 = hash_pbkdf2('sha1', 'plnlrtfpijpuhqylxbgqiiyipieyxvfsavzgxbbcfusqkozwpngsyejqlmjsytrmd', '1234567890123456', 10, 0);
$hash2 = hash_pbkdf2('sha1', "eBkXQTfuBqp'cTcar&g*", '1234567890123456', 10, 0);
var_dump($hash1 === $hash2);