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<?php declare(strict_types=1); class Test implements \IteratorAggregate { public function getIterator(){} } function test(iterable $it){ var_dump($it); } test((new Test)); test([1,2,3]);
Output for git.master, git.master_jit, 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/CVXN3 on line 6 object(Test)#1 (0) { } array(3) { [0]=> int(1) [1]=> int(2) [2]=> int(3) }

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