Description:-
In this example we
explain that how to bind RadiobuttonList in Asp.Net or bind data to
RadioButtonList from database in asp.net.
radiobuttonlist control enable user to select an item from list of radiobutton. data bind to radibutton is programmatically from database. We can also populate it manually by input list item inside radiobuttonlist tag.
In this example we have list of movies are bind to RadiobuttonList and user can easily select it and the selected value of the radibuttonlist are shown in in messagebox that you have selected this movie.
RadiobuttonList is a group of radio button and are used when there is a multiple item that can be display to user in a list.
radiobuttonlist control enable user to select an item from list of radiobutton. data bind to radibutton is programmatically from database. We can also populate it manually by input list item inside radiobuttonlist tag.
In this example we have list of movies are bind to RadiobuttonList and user can easily select it and the selected value of the radibuttonlist are shown in in messagebox that you have selected this movie.
RadiobuttonList is a group of radio button and are used when there is a multiple item that can be display to user in a list.
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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 id="Head1" runat="server">
<title>How to use
Radiobutton list in asp.net</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:radiobuttonlist ID="rbl_movies" runat="server"></asp:radiobuttonlist>
</div>
<div>
<asp:Button ID="btnSubmit" runat="server" Text="Submit" OnClick="btnSubmit_Click" /><br />
<asp:Label ID="lbl_selectedmovie" runat="server"></asp:Label>
</div>
</form>
</body>
</html>
Default2.aspx.cs:-
using System;
using System.Data;
using
System.Data.SqlClient;
public partial class Default2 : System.Web.UI.Page
{
SqlConnection
conn = new SqlConnection("Data Source=kiritdemo;Initial
Catalog=Demo;Integrated Security=True");
protected void Page_Load(object
sender, EventArgs e)
{
if
(!IsPostBack)
{
populate_radiolist();
}
}
//bind data in
radiobuttonlist
private void populate_radiolist()
{
DataSet
ds = new DataSet();
string
cmdstr = "select id,moviename from movie";
SqlDataAdapter
adp = new SqlDataAdapter(cmdstr,
conn);
adp.Fill(ds);
rbl_movies.DataSource = ds;
rbl_movies.DataTextField = "movie";
rbl_movies.DataValueField = "id";
rbl_movies.DataBind();
}
protected void btnSubmit_Click(object
sender, EventArgs e)
{
//display
selected movie by user
lbl_selectedmovie.Text =
rbl_movies.SelectedItem.ToString();
}
}
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