3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $aaa = '0'; $aaa = $aaa+1; var_dump($aaa);
based on 9XX4r
Output for 5.6.0 - 5.6.30, hhvm-3.18.5 - 3.22.0, 7.0.0 - 7.3.0rc3
int(1)