3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo sha1("aaa");
based on P7DIB
Output for 4.3.0 - 5.3.25, 5.3.27 - 7.2.0
7e240de74fb1ed08fa08d38063f6a6a91462a815
Output for 5.3.26

Process exited with code 137.