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<?php class FooManager { public function test($foos) { foreach ($foos as $item) { yield from $item->test(); } } } class Foo { public function test() { return $this->getGenerator(range(0, 10)); } public function getGenerator(array $items) { foreach ($items as $item) { yield $item; } } } $f = new FooManager; $foos = [new Foo,new Foo,new Foo,new Foo]; foreach ($f->test($foos) as $int) { var_dump($int); }
Output for git.master, git.master_jit, rfc.property-hooks
int(0) int(1) int(2) int(3) int(4) int(5) int(6) int(7) int(8) int(9) int(10) int(0) int(1) int(2) int(3) int(4) int(5) int(6) int(7) int(8) int(9) int(10) int(0) int(1) int(2) int(3) int(4) int(5) int(6) int(7) int(8) int(9) int(10) int(0) int(1) int(2) int(3) int(4) int(5) int(6) int(7) int(8) int(9) int(10)

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