3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $i = 0; $j = 0; while ($j < 10) { while ($i < 5) { echo 'hh'; $i++; } $j++; } ?>
based on c7AbX
Output for 4.3.0 - 7.2.0
hhhhhhhhhh