3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $handle = opendir('/var'); while (false !== ($entry = readdir($handle))) { echo "$entry\n"; }
Output for 5.6.28, 7.0.14 - 7.1.0
. .. cache db empty games lib local log opt spool tmp mail lock run
Output for 5.3.0 - 5.6.25, 7.0.0 - 7.0.10
. .. lock mail run cache db empty games lib local log opt spool tmp
Output for hhvm-3.10.0 - 3.12.0
. .. cache lib log local opt empty tmp spool games db mail run lock