3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class a { function __construct($b) { var_dump($b); } } class b { function __construct() { var_dump($GLOBALS['a']); } } $a = new a(new b);
Output for 5.3.0 - 7.1.0
Notice: Undefined index: a in /in/KPels on line 15 NULL object(b)#2 (0) { }
Output for 5.0.0 - 5.2.17
Notice: Undefined index: a in /in/KPels on line 15 NULL object(b)#2 (0) { }
Output for 4.3.0 - 4.4.9