3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo strcmp(" 4"," 4"); echo "\n"; echo strcmp(" 4 ", " 4 ");
Output for 4.3.0 - 5.6.28, 7.0.0 - 7.1.0
20 20
Output for hhvm-3.10.0 - 3.13.2
1 1