3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function odd_sum() { $sum = 0; for ($i = 1; $i <= 5000; $i++) { if ($i % 2 == 1) { $sum += $i; } } echo $sum; } odd_sum();
based on 0ru1O
Output for 4.3.0 - 5.6.21, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
6250000