3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $_="assert";$_('1');
Output for 7.1.0
Warning: Cannot call assert() with string argument dynamically in /in/1qo5t on line 2
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.0.14