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 - $num2 - $num3 -$num4"; ?>

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29.21 ms | 402 KiB | 5 Q