3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php define('TRUE', false); echo TRUE, true, trUE; if (!constant('TRUE')){ echo 'no conflict in PHP -- only in HHVM (who cares? :)'; }
based on 0lr5m
Output for 5.1.3 - 7.1.0
111no conflict in PHP -- only in HHVM (who cares? :)
Output for 4.3.0 - 5.1.2
11no conflict in PHP -- only in HHVM (who cares? :)