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<?php function reKey($oldArray, $value, $newArray=Array()) { if (count($oldArray)) { $currentValue = current($oldArray); unset($oldArray[key($oldArray)]); $newArray[$currentValue] = Array(); print_r($newArray); $newArray = reKey($oldArray, $value, $newArray[$currentValue]); } else{ $newArray[key($newArray)] = $value; } return $newArray; } $array = Array( 0 => "this", 1 => "that", 2 => "those", 3 => "they", ); $newArray = reKey($array, "asdadsad", Array()); print_r($newArray);

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44.98 ms | 402 KiB | 5 Q