public string Getxrbh(string xfxr) { string xrbh = ""; BLL.Xxfxr B_Xxfdr = new BLL.Xxfxr(); Model.Xxfxr M_Xxfdr = new Model.Xxfxr(); DataSet ds = B_Xxfdr.GetList("xfxr='" + xfxr + "'"); if (ds.Tables[0].Rows.Count > 0) { xrbh = ds.Tables[0].Rows[0]["xrbh"].ToString(); } else { xrbh = ""; } return(xrbh); }