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<?php class A { protected $name; public function __construct($name) { $this->name = $name; } public function isTest() { return $this->name === 'test'; } } $things = array(); $things[] = new A('aaa'); $things[] = new A('bbb'); $things[] = new A('test'); $things[] = new A('ddd'); var_dump(array_filter($things, array('isTest', '$this')));
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: array_filter(): Argument #2 ($callback) must be a valid callback or null, class "isTest" not found in /in/gmai7:24 Stack trace: #0 /in/gmai7(24): array_filter(Array, Array) #1 {main} thrown in /in/gmai7 on line 24
Process exited with code 255.

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