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<?php $arr = array(1); $r = &$arr[0]; $copy = $arr; unset($r); $copy[0]++; var_dump($arr); $arr2 = array(1); $r2 = &$arr2[0]; $copy2 = $arr2; $copy2[0]++; unset($r2); var_dump($arr2);
Output for git.master, git.master_jit, rfc.property-hooks
array(1) { [0]=> int(1) } array(1) { [0]=> &int(2) }

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