3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class a { protected $b = 'a'; public static function c() { return self::$b; } } echo a::c;
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Undefined class constant 'c' in /in/edSen:13 Stack trace: #0 {main} thrown in /in/edSen on line 13
Process exited with code 255.
Output for 5.3.19 - 5.6.28
Fatal error: Undefined class constant 'c' in /in/edSen on line 13
Process exited with code 255.