3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $adv = 'P123'; if ($adv &! preg_match("/^P/", $licnum)){ echo "yes"; }else{ echo "No"; }
Output for 7.1.0
Notice: Undefined variable: licnum in /in/Q0Cvg on line 3 Warning: A non-numeric value encountered in /in/Q0Cvg on line 3 No
Output for 5.0.4 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.0.14
Notice: Undefined variable: licnum in /in/Q0Cvg on line 3 No
Output for hhvm-3.10.0

Process exited with code 153.
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: licnum in /in/Q0Cvg on line 3 No