Creates a new instance« Ds\Pair::clearDs\Pair::copy »PHP ManualPairCreates a new instanceDs\Pair::__construct(PECL ds >= 1.0.0)Ds\Pair::__construct — Creates a new instance說明 public Ds\Pair::__construct(mixed $key = ?, mixed $value = ?) Creates a new instance using a given key and value.參數 key The key. value The value.