radiobuttonlistdemo.aspx.cs

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using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

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

    }
    protected void RadioButtonList1_SelectedIndexChanged(object sender, EventArgs e)
    {
        Label1.Text = "SelectedIndex=" + RadioButtonList1.SelectedIndex;
        Label2.Text = "SelectedItem.Text=" + RadioButtonList1.SelectedItem;
        Label3.Text = "SelectedItem.Value=" + RadioButtonList1.SelectedValue;
    }
    protected void btnDynamicLoad_Click(object sender, EventArgs e)
    {
        RadioButtonList1.Items.Clear();
        for (int i = 0; i < 5; i++)
        {
            int itemNumber = i + 1;
            RadioButtonList1.Items.Add(new ListItem(String.Format("第{0}项", itemNumber), itemNumber.ToString()));
        }
    }
}