public static int DeleteItem(M_Item item) { int count = D_Class.GetItemcount(item.Item_ID); if (count > 0) { HttpContext.Current.Response.Write("<script>alert('删除失败!所属栏目下有记录!')</script>"); return(-1); } else { string strsql = "delete Item where Item_ID=@Item_ID "; SqlParameter[] comSql = new SqlParameter[] { new SqlParameter("@Item_ID", item.Item_ID), }; return(DBHelper.IDUTable(strsql, comSql)); } }