3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo $a; echo $b;
Output for 5.0.4 - 7.1.0
Notice: Undefined variable: a in /in/ZHqML on line 3 Notice: Undefined variable: b in /in/ZHqML on line 4
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: a in /in/ZHqML on line 3 Notice: Undefined variable: b in /in/ZHqML on line 4