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<?php class test implements IteratorAggregate { public function getIterator() { return new ArrayIterator(false); } } foreach(new test() as $t) { echo $t, PHP_EOL; }
Output for 8.3.0 - 8.3.6
Deprecated: Return type of test::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/tQjfu on line 4 Fatal error: Uncaught TypeError: ArrayIterator::__construct(): Argument #1 ($array) must be of type array, false given in /in/tQjfu:5 Stack trace: #0 /in/tQjfu(5): ArrayIterator->__construct(false) #1 /in/tQjfu(9): test->getIterator() #2 {main} thrown in /in/tQjfu on line 5
Process exited with code 255.
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Deprecated: Return type of test::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/tQjfu on line 4 Fatal error: Uncaught TypeError: ArrayIterator::__construct(): Argument #1 ($array) must be of type array, bool given in /in/tQjfu:5 Stack trace: #0 /in/tQjfu(5): ArrayIterator->__construct(false) #1 /in/tQjfu(9): test->getIterator() #2 {main} thrown in /in/tQjfu on line 5
Process exited with code 255.
Output for 8.0.0 - 8.0.30
Fatal error: Uncaught TypeError: ArrayIterator::__construct(): Argument #1 ($array) must be of type array, bool given in /in/tQjfu:5 Stack trace: #0 /in/tQjfu(5): ArrayIterator->__construct(false) #1 /in/tQjfu(9): test->getIterator() #2 {main} thrown in /in/tQjfu on line 5
Process exited with code 255.
Output for 7.0.18 - 7.0.33, 7.1.4 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught InvalidArgumentException: Passed variable is not an array or object in /in/tQjfu:5 Stack trace: #0 /in/tQjfu(5): ArrayIterator->__construct(false) #1 /in/tQjfu(9): test->getIterator() #2 {main} thrown in /in/tQjfu on line 5
Process exited with code 255.
Output for 7.0.0 - 7.0.17, 7.1.0 - 7.1.3
Fatal error: Uncaught InvalidArgumentException: Passed variable is not an array or object, using empty array instead in /in/tQjfu:5 Stack trace: #0 /in/tQjfu(5): ArrayIterator->__construct(false) #1 /in/tQjfu(9): test->getIterator() #2 {main} thrown in /in/tQjfu on line 5
Process exited with code 255.
Output for 5.1.3 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Fatal error: Uncaught exception 'InvalidArgumentException' with message 'Passed variable is not an array or object, using empty array instead' in /in/tQjfu:5 Stack trace: #0 /in/tQjfu(5): ArrayIterator->__construct(false) #1 /in/tQjfu(9): test->getIterator() #2 {main} thrown in /in/tQjfu on line 5
Process exited with code 255.
Output for 5.1.0 - 5.1.2
Fatal error: Uncaught exception 'InvalidArgumentException' with message 'Passed variable is not an array or object, using empty array instead' in /in/tQjfu:5 Stack trace: #0 /in/tQjfu(5): ArrayIterator->__construct(false) #1 /in/tQjfu(9): test::getIterator() #2 {main} thrown in /in/tQjfu on line 5
Process exited with code 255.
Output for 5.0.5
Fatal error: Uncaught exception 'Exception' with message 'Passed variable is not an array or object, using empty array instead' in /in/tQjfu:5 Stack trace: #0 /in/tQjfu(5): ArrayIterator->__construct(false) #1 /in/tQjfu(9): test::getIterator() #2 {main} thrown in /in/tQjfu on line 5
Process exited with code 255.
Output for 5.0.4
Fatal error: Uncaught exception 'Exception' with message 'Passed variable is not an array or object, using empty array instead' in /in/tQjfu:5 Stack trace: #0 /in/tQjfu(5): ArrayIterator->__construct(false) #1 /in/tQjfu(9): test::getIterator() #2 /in/tQjfu(9): unknown() #3 {main} thrown in /in/tQjfu on line 5
Process exited with code 255.
Output for 5.0.0 - 5.0.3
Warning: ArrayIterator::__construct(): Passed variable is not an array or object, using empty array instead in /in/tQjfu on line 5
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/tQjfu 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
Parse error: parse error, unexpected T_STRING, expecting '{' in /in/tQjfu on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/tQjfu on line 3
Process exited with code 255.

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