3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $c=''; for ($i=0;$i<=99999;$i++) { $c.=uniqid('',true); } echo strlen($c); ?>
Output for 4.3.0 - 5.6.25, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
2300000
Output for 5.6.28
2600000