3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $myVal = 30; echo sprintf('%08d', $myVal);
based on fPJp1
Output for 5.6.30, hhvm-3.18.5 - 3.22.0, 7.0.30 - 7.3.0rc3
00000030