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<?php class A { protected static $a = 5; public static function foo() { $f = function() { var_dump(__CLASS__); var_dump(@get_called_class()); var_dump($this); var_dump(defined('self')); //var_dump(null === self); var_dump(parent); }; $f(); } } $a = new A; A::foo();
Output for git.master, git.master_jit, rfc.property-hooks
string(1) "A" string(1) "A" Fatal error: Uncaught Error: Using $this when not in object context in /in/D24bC:8 Stack trace: #0 /in/D24bC(14): A::{closure}() #1 /in/D24bC(19): A::foo() #2 {main} thrown in /in/D24bC on line 8
Process exited with code 255.

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