3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = "0wzz"; $a+=1; echo $a; ?>
Output for 7.1.0 - 7.3.0rc4
Notice: A non well formed numeric value encountered in /in/vkqgr on line 1 1
Output for 4.3.0 - 7.0.20
1