3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array(); $a[10] = 'joe'; $a[20] = 'doe'; foreach($a as $b){ echo $b; }
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
joedoe
Output for hhvm-3.10.0

Process exited with code 153.