How to create XML file and Bind XML data to RadioButtonList using DataSet in asp.net.

Introduction: In previous articles i explained how to Create XML file and Bind XML data to DropDownList using DataSet in asp.net  and How to create XML file and Bind XML data to CheckBoxList using DataSet in asp.net  and Bind RadioButtonList from Sql server table in asp.net
In this article I will explain how to create XML file and Bind XML data to RadioButtonList using DataSet in asp.net.

Implementation: Let's create an example to see the concept in actin. 

• First you need to create the XML file. To create open website menu-> add new item-> select XML file and name it Qualifications.xml and add the following tags in side it:

 <Qualifiations>

  <Qualification>

    <QualificationID>1</QualificationID>

    <QualificationName>MCA</QualificationName>

  </Qualification>

<Qualification>

    <QualificationID>2</QualificationID>

    <QualificationName>B.Tech</QualificationName>

  </Qualification>

<Qualification>

    <QualificationID>3</QualificationID>

    <QualificationName>M.Sc</QualificationName>

  </Qualification>

<Qualification>

    <QualificationID>4</QualificationID>

    <QualificationName>MBA</QualificationName>

  </Qualification>

<Qualification>

    <QualificationID>5</QualificationID>

    <QualificationName>M.Sc</QualificationName>

  </Qualification>

<Qualification>

    <QualificationID>6</QualificationID>

    <QualificationName>BCA</QualificationName>

  </Qualification>

</Qualifiations>

Save the file in the root folder.

C#.NET Code to create XML file and Bind XML data to RadioButtonList

• In the design page (.aspx) place a RadioButtonList control:

<fieldset style="width:200px;">

            <legend>Select Qualification</legend>

          <asp:RadioButtonList ID="rblQualifications" runat="server" RepeatColumns="3" RepeatDirection="Horizontal"></asp:RadioButtonList>

             </fieldset>

• In the code behind file (.aspx.cs) write the code:

First include following namespaces:

using System.Data;

using System.Data.SqlClient;

using System.Configuration;

then write code:

    protected void Page_Load(object sender, EventArgs e)

    {

        if (!Page.IsPostBack)

        {

            BindRadioButtonList();

        }

    }

    private void BindRadioButtonList()

    {

        DataSet ds = new DataSet();

        try

        {

            ds.ReadXml(Server.MapPath("Qualifications.xml"));

            rblQualifications.DataSource = ds;

            rblQualifications.DataTextField = "QualificationName";

            rblQualifications.DataValueField = "QualificationID";

            rblQualifications.DataBind();

        }

        catch (Exception ex)

        {

            Response.Write(ex.Message);

        }

    }

VB.NET Code to create XML file and Bind XML data to RadioButtonList

• In the code behind file (.aspx.vb) write the code:

First include following namespaces:

Imports System.Data

Imports System.Data.SqlClient

Imports System.Configuration

Then write the code:

   Protected Sub Page_Load(sender As Object, e As EventArgs) Handles Me.Load

        If Not Page.IsPostBack Then

            BindRadioButtonList()

        End If

    End Sub

    Private Sub BindRadioButtonList()

        Dim ds As New DataSet()

        Try

            ds.ReadXml(Server.MapPath("Qualifications.xml"))

            rblQualifications.DataSource = ds

            rblQualifications.DataTextField = "QualificationName"

            rblQualifications.DataValueField = "QualificationID"

            rblQualifications.DataBind()

        Catch ex As Exception

            Response.Write(ex.Message)

        End Try

    End Sub

Now over to you:

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