3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = 34; $b = 12; echo $a && $B;
Output for 5.0.4 - 7.1.0
Notice: Undefined variable: B in /in/IPZ0N on line 4
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: B in /in/IPZ0N on line 4