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<?php $a = array(0, 1); $b = array(2, 3); foreach($a as &$item) { $item = 10; } foreach($b as $item) { // nothing } var_dump($a); var_dump($b); ?>
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { [0]=> int(10) [1]=> &int(3) } array(2) { [0]=> int(2) [1]=> int(3) }

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