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<?php $a = new ArrayIterator(); $b = new CallbackFilterIterator($a, 'phpinfo');
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 "phpinfo" not found or invalid function name in /in/5tBii:4 Stack trace: #0 /in/5tBii(4): CallbackFilterIterator->__construct(Object(ArrayIterator), 'phpinfo') #1 {main} thrown in /in/5tBii on line 4
Process exited with code 255.

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