default.aspx.cs

网上书店 含用户注册

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

public partial class login : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        Lbltime.Text = DateTime.Now.AddDays(0) + "   " + DateTime.Now.DayOfWeek.ToString();
    }
    
    protected void twtype_SelectedNodeChanged(object sender, EventArgs e)
    {
        string typeid = twtype.SelectedValue;
        SqlDataSource1.SelectCommand = string.Format("select * from tblBook where typeID='"+typeid+"'");
        GridView1.DataBind();
        if (GridView1.Rows.Count == 0)
            Label8.Visible = true;
        else
            Label8.Visible = false;
    }
}