How to bind Dropdownlist with XML file in Asp.net


Intoduction: In this I will explain how we can bind the Dropdownlist with Xml file.
Description:
Open Visual Studio> go to File>New>Website. After that add new item and select .xml file.

Add the below mention to .xml file.

<?xml version="1.0" encoding="utf-8" ?>
<countries>
    <Country ID="-1" Name="[--Select--]"></Country>
    <Country ID="1" Name="India"></Country>
    <Country ID="2" Name="Afghanistan"></Country>
    <Country ID="3" Name="Albania"></Country>
    <Country ID="4" Name="Algeria"></Country>
    <Country ID="5" Name="America"></Country>
    <Country ID="6" Name="Andorra"></Country>
    <Country ID="7" Name="Angola"></Country>
    <Country ID="8" Name="Anguilla"></Country>
    <Country ID="9" Name="Antarctica"></Country>
    <Country ID="10" Name="Antigua and Barbuda"></Country>
    <Country ID="11" Name="Argentina"></Country>
    <Country ID="12" Name="Armenia"></Country>
    <Country ID="13" Name="Aruba"></Country>
    <Country ID="14" Name="Australia"></Country>
    <Country ID="15" Name="Austria"></Country>
    <Country ID="16" Name="Azerbaijan"></Country>
    <Country ID="17" Name="Bahamas"></Country>
    <Country ID="18" Name="Bahrain"></Country>
    <Country ID="19" Name="Bangladesh"></Country>
</countries>

Now add new webform to application. Drag and drop the dropdownlist control from Toolbox.
<asp:DropDownList ID="ddlcountry" runat="server">
        </asp:DropDownList>

After that go to Toolbox>Data>XmlDatasource.
Click on Xmldatasource>Configure Data Source.
Click on Data file>Browse >choose the .xml file and click on ok.
After that click on Dropdownlist>Choose data source.
Select the Datasource. Here I select the Xmldatasource1.
Data field to display in dropdownlist : choose/select  the field(here I select the Name)
Data field for the value of the dropdownlist: Here I choose/select the ID and click on ok.
Now see the .aspx page. It looks like as below shown:
<asp:DropDownList ID="ddlcountry" runat="server" DataSourceID="XmlDataSource1"
            DataTextField="Name" DataValueField="ID">
        </asp:DropDownList>
        <br />
        <br />
        <asp:XmlDataSource ID="XmlDataSource1" runat="server" DataFile="~/Country.xml">
        </asp:XmlDataSource>
Now run the project and check out the result.

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