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<?php $it = new ArrayIterator(range(1, 5)); $cb = 'hello'; $test = new CallbackFilterIterator($it, $cb);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: CallbackFilterIterator::__construct(): Argument #2 ($callback) must be a valid callback, function "hello" not found or invalid function name in /in/uoNCC:5 Stack trace: #0 /in/uoNCC(5): CallbackFilterIterator->__construct(Object(ArrayIterator), 'hello') #1 {main} thrown in /in/uoNCC on line 5
Process exited with code 255.

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