3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $array = array(1, 2, 3, 5, 8, 13, 21, 34, 55); $sum = 0; for($i = 0; $i < 5; $i++) { $sum += $array[$array[$i]]; } echo $sum;
based on gYTTu
Output for 4.3.0 - 7.2.0
78