3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $n = 1; while ($n < 6){ $sub = 'sub'; print_r($sub); $n = $n+1; }
Output for 4.3.0 - 5.6.21, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
subsubsubsubsub