3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array(1, 2, 3); for (reset($a); is_int($key = key($a)); next($a));
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0