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<?php function refArray($arr) { var_dump($arr); $refs = array(); foreach ($arr as $key => $value) $refs[$key] = &$arr[$key]; var_dump($refs); return $refs; } $arr = array(3, "hello", 0.8, null); $referenceArray = refArray($arr); echo "----------------------\r\n"; var_dump($arr); var_dump($referenceArray);
Output for git.master, git.master_jit, rfc.property-hooks
array(4) { [0]=> int(3) [1]=> string(5) "hello" [2]=> float(0.8) [3]=> NULL } array(4) { [0]=> &int(3) [1]=> &string(5) "hello" [2]=> &float(0.8) [3]=> &NULL } ---------------------- array(4) { [0]=> int(3) [1]=> string(5) "hello" [2]=> float(0.8) [3]=> NULL } array(4) { [0]=> int(3) [1]=> string(5) "hello" [2]=> float(0.8) [3]=> NULL }

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