推荐订阅源

.net1.x中

        private Array Redim(Array oldArr, int nNewSize)
        {
            Type type = oldArr.GetType().GetElementType();
            Array newArr = Array.CreateInstance(type, nNewSize);
            if (object.Equals(null, oldArr))
            {
                return newArr;
            }
            Array.Copy(oldArr, 0, newArr, 0, Math.Min(oldArr.Length, nNewSize));
            return newArr;
        }

.net2.0中

Array.Resize<byte>(ref arrResult, nTotalCount);