3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $t = function(){ var_dump($this); }; $t();die; abstract class T { static public $instanses; final private function __construct(){ } public static function getInstance() { var_dump(static::$instanses); if (!(static::$instanses instanceof static)) { static::$instanses = new static; } var_dump(static::$instanses); return static::$instanses; } } class A extends T { static public $instanses; } class B extends A { static public $instanses; } $t = A::getInstance(); var_dump($t); $t1 = B::getInstance(); var_dump($t1); new B(); ?>
based on B4o1G
Output for 7.1.0 - 7.2.0
Fatal error: Uncaught Error: Using $this when not in object context in /in/qi1K8:4 Stack trace: #0 /in/qi1K8(8): {closure}() #1 {main} thrown in /in/qi1K8 on line 4
Process exited with code 255.
Output for 5.3.17 - 7.0.20
Notice: Undefined variable: this in /in/qi1K8 on line 4 NULL