Write an ASP.Net program that displays the names of some flowers in two columns. Bind a label to the RadioButtonList so that when the user selects an option from the list and clicks on a button, the label displays the flower selected by the user.

By Chaitrali / March 3, 2025

Answer:

Steps:

Create a new ASP.NET Web Forms application.
Add a RadioButtonList to display flower names.
Add a Label to display the selected flower.
Add a Button to trigger the action.

Full Code:

`Default.aspx` (Design Page)

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="WebApplication5.WebForm1" %>

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    <h2>Select a Flower</h2>  
           <asp:RadioButtonList ID="RadioButtonList1" runat="server" RepeatColumns="2" RepeatDirection="Horizontal">
                <asp:ListItem Text="Rose" Value="Rose"></asp:ListItem>
                <asp:ListItem Text="Tulip" Value="Tulip"></asp:ListItem>
                <asp:ListItem Text="Lily" Value="Lily"></asp:ListItem>
                <asp:ListItem Text="Sunflower" Value="Sunflower"></asp:ListItem>
                <asp:ListItem Text="Daffodil" Value="Daffodil"></asp:ListItem>
                <asp:ListItem Text="Orchid" Value="Orchid"></asp:ListItem>
            </asp:RadioButtonList>
            <asp:Button ID="Button1" runat="server" Text="Submit" OnClick="btnSubmit_Click" />
            <asp:Label ID="Label1" runat="server" Text="Selected Flower will appear here." Font-Bold="True"></asp:Label>
    </div>
    </form>
    
</body>
</html>

Default.aspx.cs (Code Behind)

using System;
using System.Web.UI;

namespace WebApplication5
{
    public partial class WebForm1 : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {

        }
        protected void btnSubmit_Click(object sender, EventArgs e)
        {
            if (RadioButtonList1.SelectedIndex != -1)
            {
                Label1.Text = "You selected: " + RadioButtonList1.SelectedItem.Text;
            }
            else
            {
                Label1.Text = "Please select a flower.";
            }
        }
    }
}