32位MD5加密补齐丢失的0

     /// <summary>        /// 获取32位MD5加密字符串(已补完0)        /// </summary>        /// <param name="strWord"></param>        /// <returns></returns>        public static string GetMD5String(string strWord)        {            string strRes = string.Empty;            MD5 md5 = MD5.Create();            byte[] fromData = System.Text.Encoding.UTF8.GetBytes(strWord);            byte[] targetData = md5.ComputeHash(fromData);            ; i < targetData.Length; i++)            {                strRes += targetData[i].ToString("x2");//x不补0,x2把0补齐,X为大写            }            return strRes;        }