3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo ($a) . ($a++).($a++);
Output for 5.1.0 - 7.2.0
Notice: Undefined variable: a in /in/tAq8o on line 3 11
Output for 5.0.4 - 5.0.5
Notice: Undefined variable: a in /in/tAq8o on line 3 Notice: Undefined variable: a in /in/tAq8o on line 3 1
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: a in /in/tAq8o on line 3 Notice: Undefined variable: a in /in/tAq8o on line 3 1