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login.aspx.cs
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;
public partial class _Default : System.Web.UI.Page
{
string constr;
SqlConnection con;
protected void Page_Load(object sender, EventArgs e)
{
constr = ConfigurationManager.AppSettings["connectionString"];
con = new SqlConnection(constr);
}
protected void Button1_ServerClick(object sender, EventArgs e)
{
string sql = "select * from member_information where username='" + name.Value + "' and password='" + pw.Value + "'";
SqlCommand cmd = new SqlCommand(sql, con);
con.Open();
SqlDataReader dr=cmd.ExecuteReader();
if(dr.Read ())
{
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