protected void GridView2_RowCommand(object sender, GridViewCommandEventArgs e) { if (e.CommandName == "bookDel") { if (admin.bookDel(e.CommandArgument.ToString()) > 0) { Response.Write("<script>alert('刪除書籍成功')</script>"); GridView2.DataSource = admin.bookAll(); GridView2.DataBind(); } } }