获取查阅项的ID及值部分

        /// <summary>
        /// 从查阅项字符串中取出ID部分
         /// </summary>
        /// <param name="lookupFieldString"></param>
        /// <returns></returns>
        public static int GetLookupId(string lookupFieldString)
        {
            if (string.IsNullOrEmpty(lookupFieldString))
                return 0;
            string idString = lookupFieldString.Substring(0, lookupFieldString.IndexOf(";#"));
            return int.Parse(idString);
        }
        /// <summary>
        /// 从查阅项字符串中取出值部分
         /// </summary>
        /// <param name="lookupFieldString"></param>
        /// <returns></returns>
        public static string GetLookupValue(string lookupFieldString)
        {
            if (string.IsNullOrEmpty(lookupFieldString))
                return null;
            return lookupFieldString.Substring(lookupFieldString.IndexOf(";#")+2);

        }