public string GetFeeItem()
        {
            string result = "{}";

            try
            {
                result = WebComm.ReturnJsonForExterior(true, "获取费用科目成功!", JsonConvert.SerializeObject(WebComm.GetFeeItemListByXml().Where(c => c.IsLast == true)));
            }
            catch (Exception ex)
            {
                result = WebComm.ReturnJsonForExterior(false, "获取费用科目失败!" + ex.Message, null);
            }
            return(result);
        }