3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(!$var);
Output for 5.0.4 - 7.2.0
Notice: Undefined variable: var in /in/VGZMK on line 2 bool(true)
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: var in /in/VGZMK on line 2 bool(true)