3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php foreach ($a as $k => $v) {}
Output for 5.1.0 - 5.6.28, hhvm-3.10.0, 7.0.0 - 7.1.0
Notice: Undefined variable: a in /in/mZ8Jt on line 3 Warning: Invalid argument supplied for foreach() in /in/mZ8Jt on line 3
Output for hhvm-3.12.0
Notice: Undefined variable: a in /in/mZ8Jt on line -1 Warning: Invalid argument supplied for foreach() in /in/mZ8Jt on line -1
Output for 4.3.0 - 4.3.10, 4.4.0 - 5.0.5
Warning: Invalid argument supplied for foreach() in /in/mZ8Jt on line 3
Output for 4.3.11