3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $test; $true=0; if($true==1) { $test=22; } echo $test; ?>
Output for 5.1.0 - 5.6.28, 7.0.0 - 7.1.0
Notice: Undefined variable: test in /in/Seg7X on line 8
Output for 5.0.4 - 5.0.5, hhvm-3.10.0 - 3.13.2
Notice: Undefined variable: test in /in/Seg7X on line 2 Notice: Undefined variable: test in /in/Seg7X on line 8
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: test in /in/Seg7X on line 2 Notice: Undefined variable: test in /in/Seg7X on line 8