- var_dump: documentation ( source)
- strcasecmp: documentation ( source)
- md5: documentation ( source)
<?php
var_dump(strcasecmp(md5('240610708'),md5('QNKCDZO')));
var_dump(md5('240610708'));
var_dump(md5('QNKCDZO'));
var_dump(strcasecmp(md5('aabg7XSs'),md5('aabC9RqS')));
var_dump(md5('aabg7XSs'));
var_dump(md5('aabC9RqS'));