3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = range(1,10); foreach($a as $key => $value) { echo $key."\n"; echo $value."\n\n"; }
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
0 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10