3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = array(5 => 3, 2 => 8); $b = (object) $a; $c = 5; echo $a->$c;
Output for 7.2.0
Notice: Trying to get property '5' of non-object in /in/rh4Te on line 7
Output for 5.0.0 - 7.1.10
Notice: Trying to get property of non-object in /in/rh4Te on line 7
Output for 4.3.0 - 4.4.9