Set zeroth index as Select in dropdownlist

Satyapriyanayak
Posted by Satyapriyanayak under ASP.NET category on | Points: 40 | Views : 802
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="Fix_zeroth_index_in_dropdownlist._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>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:DropDownList ID="DropDownList1" runat="server">
</asp:DropDownList>
</div>
</form>
</body>
</html>


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;
namespace Fix_zeroth_index_in_dropdownlist
{
public partial class _Default : System.Web.UI.Page
{
string strConnString = ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString;
string str;
DataSet ds;
SqlCommand com;
SqlDataAdapter sqlda;

protected void Page_Load(object sender, EventArgs e)
{
SqlConnection con = new SqlConnection(strConnString);
con.Open();
str = "select * from employee";
com = new SqlCommand(str, con);
ds = new DataSet();
sqlda = new SqlDataAdapter(com);
sqlda.Fill(ds,"employee");
if(ds.Tables[0].Rows.Count>0)
{
DropDownList1.Items.Clear();
DropDownList1.Items.Add(new ListItem("--Select--", "0"));
foreach (DataRow dr in ds.Tables[0].Rows)
{
DropDownList1.Items.Add(new ListItem(dr["empname"].ToString()));
}
}
}
}
}

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