3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $dt = '?head=' . date("Ymd", strtotime("7 day")) . '0000' .'&span=24'; print($dt); ?>
based on EgkIj
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
?head=201408130000&span=24