3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = '2100'; $b = '1900'; $c = $a - ($b / (($a / 10000) + 1)); echo $c;
based on 31Yh6
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
529.7520661157