3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $current_skill = 1100; $mod = (-0.0611 * pow(floor($current_skill/1000),2)) + (0.0571 * pow(floor($current_skill/1000),1)) + 2.1548; echo $mod;
based on oFmT8
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.3.0rc3
2.1508