3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $cid = 8162315223029015401; $cid = number_format($cid, 0, '.', ''); echo $cid;
Output for 4.3.0 - 4.3.1, 5.2.1 - 7.1.0
8162315223029015552
Output for 4.3.2 - 5.2.0
8162315223029014000