3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $temp; var_dump($temp);
based on 0TDSA
Output for 5.1.0 - 7.2.0
Notice: Undefined variable: temp in /in/3p6F2 on line 4 NULL
Output for 5.0.4 - 5.0.5
Notice: Undefined variable: temp in /in/3p6F2 on line 2 Notice: Undefined variable: temp in /in/3p6F2 on line 4 NULL
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: temp in /in/3p6F2 on line 2 Notice: Undefined variable: temp in /in/3p6F2 on line 4 NULL