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<?php function& foo() { static $bar = array(); yield $bar; return $bar; } $g = foo(); foreach($g as &$val) { var_dump($val); $val[] = 24; } var_dump($g->getReturn()); $g = foo(); foreach($g as &$val) { var_dump($val); $val[] = 42; } var_dump($g->getReturn());
Output for git.master, git.master_jit, rfc.property-hooks
array(0) { } array(1) { [0]=> int(24) } array(1) { [0]=> int(24) } array(2) { [0]=> int(24) [1]=> int(42) }

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