3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $list = array(1,2,3,4,5,6); $length = count($list); $columns = 2; for($column = 0; $column < $columns; $column++) { for($i = $column; $i < $length; $i=$i+$columns) { echo $list[$i]; } echo ' | '; }
Output for 4.3.0 - 5.6.21, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
135 | 246 |