Home.aspx
<html>
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:Label ID="Label1" runat="server" Text="User name:"></asp:Label>
<asp:TextBox ID="Text_Username" runat="server"></asp:TextBox>
<br />
<br />
<asp:Label ID="Label2" runat="server" Text="password"></asp:Label>
<asp:TextBox ID="Text_Pwd" runat="server"></asp:TextBox>
<br />
<br />
<asp:Label ID="LabelError" runat="server" Text="Label"></asp:Label>
<br />
<br />
<asp:Button ID="Btn_Login" runat="server" Text="Login" OnClick="Btn_Login_Click" />
<asp:Button ID="Btn_Cancle" runat="server" Text="Cancle" OnClick="Btn_Cancle_Click" />
</div>
</form>
</body>
</html>
Home.aspx.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
using System.Data.SqlClient;
public partial class home : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Btn_Login_Click(object sender, EventArgs e)
{
SqlConnection con = new SqlConnection("server=NameofServer;user id=sa; pwd=123; database=MyDatabase ");
con.Open();
string query= "SELECT userName, password FROM tbl_User WHERE userName='"+Text_Username.Text+ "'AND pwd='"+Text_Pwd.Text"'";
SqlCommand com = new SqlCommand(query, con);
SqlDataReader dr = com.ExecuteReader();
if(dr.HasRows==true)
{
dr.Read();
if (dr[0].ToString() == Text_Username.Text && dr[1].ToString() == Text_Pwd.Text)
{
Response.Redirect("Welcomepage.aspx");
}
}
else{
LabelError.Text="! Invalid UserName or Password !Try again with user name and password";
}
}
protected void Btn_Cancle_Click(object sender, EventArgs e)
{
Text_Username.Text = "";
}
}
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