3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php if (defined('Class::CONSTANT')) { }
Output for 4.3.0 - 5.2.3, 5.2.13 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
Output for 5.2.4 - 5.2.12
Fatal error: Class 'Class' not found in /in/L3S2U on line 2
Process exited with code 255.