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

public partial class 注册页面 : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void Button1_Click(object sender, EventArgs e)
    {

      
        if (TextBox1.Text == "" || TextBox2.Text == "" || TextBox3.Text == "" || TextBox4.Text == "")
        {
            Label1.Text = "注册信息没有填写完整";
        }

        else
        {
            Response.Redirect("Default.aspx");
        }
        string ConnectionStr, insertStr;

        //连接字符串
        ConnectionStr = @"Data Source=.\SQLEXPRESS;AttachDbFilename=D:\360DATA\重要数据\我的文档\VISUAL STUDIO 2008\期末作业\APP_DATA\用户信息.MDF;
        Integrated Security=True;Connect Timeout=30;User Instance=True";
        //创建连接对象
        SqlConnection sqlCon = new SqlConnection(ConnectionStr);


        //建立插入命令字符串
        insertStr = "INSERT INTO 注册信息保存 ([username],[password],[email]) VALUES (@username,@password,@email)";
        try
        {

            //打开数据
            sqlCon.Open();
            if (sqlCon.State == ConnectionState.Open)
            {   
                //创建命令对象
                SqlCommand sqlComm = new SqlCommand(insertStr, sqlCon);
                sqlComm.Parameters.AddWithValue("@username", TextBox1.Text);
                sqlComm.Parameters.AddWithValue("@password", TextBox2.Text);
                sqlComm.Parameters.AddWithValue("@email", TextBox4.Text);
                sqlComm.ExecuteNonQuery();

            }
        }
        catch (SqlException exp)
        {
            Response.Write(exp.ToString());
        }  
        finally
        {
            //关闭数据库
            sqlCon.Close();
        }
      
    }

}