3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = 3.5654654; $a = $a+1; $a = round($a,2) ; echo $a;
based on dPdFm
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.2.0
4.57