3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $cid = 8162315223029015401; $cid = number_format($cid, 0, '.', ''); //echo $cid; $cid = "8162315223029015401"; echo $cid;
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
8162315223029015401