ASP.NET XmlDocument - How to delete child node

XmlDocument RemoveChild() - How to delete child node programmatically
XmlDocumentRemoveChild.aspx
<%@ Page Language="C#" AutoEventWireup="true" %>
<%@ Import Namespace="System.Xml" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
    void Button1_Click(object sender, System.EventArgs  e)
    {
        string xmlFilePath = Request.PhysicalApplicationPath + @"App_Data\ITBookList.xml";
        XmlDocument xmlDoc = new XmlDocument();
        xmlDoc.Load(xmlFilePath);

        XmlNode rootNode = xmlDoc.DocumentElement;
        rootNode.RemoveChild(rootNode.FirstChild);
        xmlDoc.Save(xmlFilePath);
        Label1.Text = "Root node's first child removed succesfully!";
    }
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
    <title>XmlDocument RemoveChild() - How to delete child node programmatically</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <h2 style="color:DodgerBlue; font-style:italic;">XmlDocument Example: How to remove child node</h2>
        <hr width="500" align="left" color="SkyBlue" />
        <br /><br />
        <asp:Label 
            ID="Label1" 
            runat="server"
            Font-Bold="true"
            ForeColor="Crimson"
            Text=""
            Font-Names="Comic Sans MS"
            Font-Size="X-Large"
            >
        </asp:Label>
        <br /><br />
        <asp:Button 
            ID="Button1"
            runat="server"
            OnClick="Button1_Click"
            Text="Remove Xml Document's Child Node"
            Height="40"
            Font-Bold="true"
            ForeColor="RosyBrown"
            />
    </div>
    </form>
</body>
</html>
ITBookList.xml
ITBookList.xml source code here.

   










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