//插入数据2 private void button2_Click(object sender, EventArgs e) { string cnStr = ConfigurationManager.ConnectionStrings["InventoryConnectionString"].ConnectionString; InventoryDAL inventoryDAL = new InventoryDAL(); inventoryDAL.OpenConnection(cnStr); inventoryDAL.InsertAutoForParm(999, "红色", "123", "法拉第"); inventoryDAL.CloseConnection(); BindData(); }