3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $abc = strcmp('a', 'z'); var_dump($abc);
based on apWJe
Output for 4.3.0 - 5.6.28, 7.0.0 - 7.1.0
int(-25)
Output for hhvm-3.10.0 - 3.12.0
int(-1)