3v4l.org

run code in 300+ PHP versions simultaneously
<?php $la = substr(md5('passwordabcdefghijklmnopqrstuvwxyz012345'), 0, 12); echo $la; //echo crc32('password') + hash('crc32b','passwordabcdefghijklmnopqrstuvwxyz012345') ; //echo '-'.crc32('abcdefghijklmnopqrstuvwxyz012345password'); ?>

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37.39 ms | 402 KiB | 5 Q