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<?php class test implements IteratorAggregate { public function getIterator() { return new ArrayIterator(false); } } foreach(new test() as $t) { echo $t, PHP_EOL; }
Output for git.master, git.master_jit
Deprecated: Return type of test::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/tQjfu on line 4 Fatal error: Uncaught TypeError: ArrayIterator::__construct(): Argument #1 ($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 rfc.property-hooks
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.

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