3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $date = mktime(0, 0, 0, 4, 1, 2013); $days = date("t", $date); for ($i = 1; $i <= $days; $i++) { echo $i; }
Output for 4.3.0 - 7.1.10
123456789101112131415161718192021222324252627282930