3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo $a | $b; ?>
Output for 7.0.0 - 7.1.0
Notice: Undefined variable: a in /in/rtsOt on line 3 Notice: Undefined variable: b in /in/rtsOt on line 3 0
Output for 5.5.0 - 5.6.28, hhvm-3.10.0 - 3.12.0
Notice: Undefined variable: b in /in/rtsOt on line 3 Notice: Undefined variable: a in /in/rtsOt on line 3 0
Output for 4.3.0 - 5.4.45
0