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。