3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = 1; @$b = $a + $a++; var_dump($b);
based on jETpP
Output for 7.0.0 - 7.2.0
int(3)
Output for 5.3.21 - 5.6.28
int(2)