How to Get all Information SQL Server in ASP .NET
Step 1. Drag a text Box and a Button control on your page. Default.aspx
<%@ Page Language="C#" AutoEventWireup="true"
Codevirtual="Default.aspx.cs" Inherits="_Default" %>
<%@ Register assembly="AjaxControlToolkit"
namespace="AjaxControlToolkit" tagprefix="cc1" %>
<!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>
<table><tr>
<td>Enter the ID:</td><td>
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox></td><td>
<asp:Label ID="Label1" runat="server"></asp:Label>
</td></tr>
<tr><td>
<asp:Button ID="Button1" runat="server" Text="Submit"
onclick="Button1_Click" /></td></tr>
</table>
</div>
</form>
</body>
</html>
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Step 2. Default.aspx.cs Code
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 newConnection = new SqlConnection(@"Data
Source=R4R-3EFD13BB468\SQLEXPRESS;
initial catalog=newDatabase;integrated security=true;");
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
newConnection.Open();
SqlCommand cmd = new SqlCommand("select age,nme from emp_tbl where emp_id=@id",
newConnection);
cmd.Parameters.AddWithValue("@id", TextBox1.Text);
SqlDataReader dr = cmd.ExecuteReader();
if (dr.Read())
{
Label1.Text = "Employee Name: " + dr["nme"].ToString() +
" and Your age is " + dr["age"].ToString();
}
else
{
Label1.Text = "Enter Correct Emp ID";
}
}
}
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Step 3. Run the Application.
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