3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo crc32('password') + crc32('abcdefghijklmnopqrstuvwxyz012345password') - crc32('abcdefghijklmnopqrstuvwxyz012345') ; //echo '-'.crc32('abcdefghijklmnopqrstuvwxyz012345password'); ?>

preferences:
39.1 ms | 402 KiB | 5 Q