3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $s = 'coll_001@retecert.postecert'; $hashed = md5($s); $result = ''; for ($i=0; $i < strlen($s); $i++) { $result = $result.$hashed{ (ord($s{$i})+$i)%16 }; } echo $result;
Output for 4.3.0 - 7.2.0
0bbe0a399beecb0cfe332eb38bb