3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $n=2; while($n<=20) { if($n%2==0) { echo $n; } $n=$n+1; }
Output for 4.3.0 - 5.6.21, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
2468101214161820