3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $var1 = "5"; $var2 = "3"; echo $var1 + $var2;
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
8