public void GetQuantityByProduct() { Object FillQty = new Object(); FillQty.Product_Name = HiddenProductName.Value; FillQty.Category_Name = HiddenCatagoryName.Value; DataTable dt = BSLAYER.QtyFill(FillQty); DdlPacket.DataSource = dt; DdlPacket.DataTextField = "Product_Quantity"; DdlPacket.DataValueField = "Product_Quantity"; DdlPacket.DataBind(); DdlPacket.Items.Insert(0, "--SORT BY QTY--"); }