cookie对应一个值的情况(Asp.net)

 1protected void btnWriteCooike_Click(object sender, EventArgs e)
 2    {
 3
 4        //设置cookie
 5        HttpCookie cookie = new HttpCookie("stuName");
 6        //设置cookie的值
 7        cookie.Value = this.txtName.Text.ToString();
 8        //设置cookie的过期时间,值 为DateTime的枚举
 9        cookie.Expires = DateTime.Now.AddDays(1);
       //向客户端写
        Response.Cookies.Add(cookie);
        
    }
    protected void btnRead_Click(object sender, EventArgs e)
    {
        //读cookie
        this.txtNameRead.Text = Request.Cookies["stuName"].Value;
       
    }