Simple ASP.NET Login Page using C#
Default.aspx:
---------------
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>Untitled Page</title>
<style type="text/css">
.style1
{
width: 100%;
}
.style2
{
width: 483px;
}
</style>
</head>
<body>
<form id="form1" runat="server">
<div>
<table class="style1">
<tr>
<td class="style2">
UserName:</td>
<td>
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
</td>
</tr>
<tr>
<td class="style2">
Password:</td>
<td>
<asp:TextBox ID="TextBox2" runat="server"></asp:TextBox>
</td>
</tr>
<tr>
<td class="style2">
<asp:Button ID="Button1" runat="server" onclick="Button1_Click" Text="Button" />
</td>
<td>
</td>
</tr>
</table>
</div>
<asp:Label ID="Label1" runat="server" Text="Label"></asp:Label>
</form>
</body>
</html>
---------------
using System;
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 _Default : System.Web.UI.Page
{
SqlConnection con = new SqlConnection(@"Data Source=A8-1\ATMIYA;Initial Catalog=login;Integrated Security=True");
protected void Page_Load(object sender, EventArgs e)
{
con.Open();
}
protected void Button1_Click(object sender, EventArgs e)
{
SqlCommand cmd = new SqlCommand("select * from login1 where username='"+TextBox1.Text+"' and password='"+TextBox2.Text+"'",con);
int nrow = Convert.ToInt32(cmd.ExecuteScalar());
if(nrow>=1)
{
Session["uname"]=TextBox1.Text;
Response.Redirect("Default2.aspx");
}
else
{
Label1.Text = "Wrong Username or Password";
}
}
}
Default2.aspx
------------------
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default2.aspx.cs" Inherits="Default2" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>Untitled Page</title>
</head>
<body>
<form id="form1" runat="server">
<div>
</div>
<asp:Label ID="Label1" runat="server" Text="Label"></asp:Label>
</form>
</body>
</html>
Default2.aspx.cs
----------------
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;
public partial class Default2 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (Session["uname"]!=null)
{
Label1.Text = "Welcome to " + Session["uname"];
}
}
}
--------------
Default1.aspx
----------------
demo of Simple ASP.NET Login Page using C#
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