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<?php var_dump(count(new CallbackFilterIterator(new ArrayIterator([1,2,3,4], function ($i) { return $i % 2; }))));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: ArrayIterator::__construct(): Argument #2 ($flags) must be of type int, Closure given in /in/SVluR:3 Stack trace: #0 /in/SVluR(3): ArrayIterator->__construct(Array, Object(Closure)) #1 {main} thrown in /in/SVluR on line 3
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught TypeError: ArrayIterator::__construct() expects parameter 2 to be int, object given in /in/SVluR:3 Stack trace: #0 /in/SVluR(3): ArrayIterator->__construct(Array, Object(Closure)) #1 {main} thrown in /in/SVluR on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33
Fatal error: Uncaught TypeError: ArrayIterator::__construct() expects parameter 2 to be integer, object given in /in/SVluR:3 Stack trace: #0 /in/SVluR(3): ArrayIterator->__construct(Array, Object(Closure)) #1 {main} thrown in /in/SVluR on line 3
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28
Fatal error: Uncaught exception 'InvalidArgumentException' with message 'ArrayIterator::__construct() expects parameter 2 to be long, object given' in /in/SVluR:3 Stack trace: #0 /in/SVluR(3): ArrayIterator->__construct(Array, Object(Closure)) #1 {main} thrown in /in/SVluR on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/SVluR on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[', expecting ')' in /in/SVluR on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/SVluR on line 3
Process exited with code 255.

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