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<?php class A { static function foo() { echo "A\n"; } } class B extends A { static function foo() { echo "B\n"; } } $cb = array('stdClass', 'A::foo'); call_user_func($cb);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: call_user_func(): Argument #1 ($callback) must be a valid callback, class stdClass is not a subclass of A in /in/P55OJ:17 Stack trace: #0 {main} thrown in /in/P55OJ on line 17
Process exited with code 255.

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