default.aspx.cs

这是asp.net^和Visual C++Sharp编写的串并口通讯的书籍 源代码

using System;
using System.Data;
using System.Configuration;
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;
using System.Xml;

public partial class _Default : System.Web.UI.Page 
{
    protected void Page_Load(object sender, EventArgs e)
    {
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        string strCon = "Data Source=(local);Database=mrdb;Uid=sa;Pwd=";
        SqlConnection sqlcon;
        sqlcon = new SqlConnection(strCon);
        string sqlstr = "select * from tb_EmPloyee0";
        SqlDataAdapter myda = new SqlDataAdapter(sqlstr, strCon);
        DataSet myds = new DataSet();
        sqlcon.Open();
        myda.Fill(myds);
        sqlcon.Close();
        myds.WriteXml(Server.MapPath("test.xml"));
        Button2.Enabled = true;
    }
    protected void Button2_Click(object sender, EventArgs e)
    {
        DataSet myds = new DataSet();
        myds.ReadXml(Server.MapPath("test.xml"));
        GridView1.DataSource = myds;
        GridView1.DataBind();
    }
}