3v4l.org

run code in 300+ PHP versions simultaneously
<?php $num1 = ord(substr(md5('password'),5,1)); $num2 = ord(substr(md5('password'),10,1)); $num3 = substr(md5('password'), 3, 1); $num4 = (ord('F')*100+ord('K')); echo $num1; echo $num2; echo $num3; echo $num4; ?>

preferences:
28.79 ms | 402 KiB | 5 Q