3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $hi = 'ryat'; $hi = $hi + $i; var_dump($hi);
Output for 7.1.0
Notice: Undefined variable: i in /in/VSkTs on line 5 Warning: A non-numeric value encountered in /in/VSkTs on line 5 int(0)
Output for 5.0.4 - 7.0.14
Notice: Undefined variable: i in /in/VSkTs on line 5 int(0)
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: i in /in/VSkTs on line 5 int(0)