Intentionally Exposing the Halloween Problem : XDocument : XML LINQ C# Source Code

    
 


using System;
using System.Linq;
using System.Collections;
using System.Collections.Generic;
using System.Xml;
using System.Xml.Linq;
public class MainClass {
    public static void Main() {
        XDocument xDocument = new XDocument(
          new XElement("Books",
          new XElement("Book",
          new XAttribute("type", "Author"),
          new XElement("FirstName", "J"),
          new XElement("LastName", "R")),
          new XElement("Book",
          new XAttribute("type", "Author"),
          new XElement("FirstName", "E"),
          new XElement("LastName", "B"))));

        IEnumerable<XElement> elements =
          xDocument.Element("Books").Elements("Book");
        foreach (XElement element in elements) {
            Console.WriteLine("Source element: {0} : value= {1}",element.Name, element.Value);
        }
        foreach (XElement element in elements) {
            Console.WriteLine("Removing {0}= {1} ?, element.Name, element.Value);
            element.Remove();
        }
        Console.WriteLine(xDocument);
    }
}