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<?php class Foo implements IteratorAggregate { public function getIterator() { return new ArrayIterator(['foo', 'bar', 'baz']); } } foreach (new Foo as $foo) { var_dump($foo); }
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Return type of Foo::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/dGrmR on line 5 string(3) "foo" string(3) "bar" string(3) "baz"

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