IPv4 to Integer C#

        /// <summary>
        /// 将IP地址转换为Uint
        /// </summary>
        /// <param name="ipString"></param>
        /// <returns></returns>
        public static uint ToInt(string ipString)
        {
            return BitConverter.ToUInt32(System.Net.IPAddress.Parse(ipString).GetAddressBytes(), 0);
        }

        /// <summary>
        /// 将Uint转换为IP地址
        /// </summary>
        /// <param name="address"></param>
        /// <returns></returns>
        public static string ToString(uint address)
        {
            return new System.Net.IPAddress(address).ToString(); 
        }

 

IPv4地址与int之间的转换。