CSharp - Use element name with Elements operator

Description

Use element name with Elements operator

Demo

using System;
using System.Linq;
using System.Xml.Linq;
using System.Collections.Generic;

class Program// w  w w  .  j a  va2 s.  com
{
    static void Main(string[] args){
        XDocument xDocument = new XDocument(
          new XElement("Books",
            new XElement("Book",
              new XAttribute("type", "Author"),
              new XComment("This is a new author."),
              new XElement("FirstName", "Joe"),
              new XElement("LastName", "Ruby")),
                  new XElement("Book",
                    new XAttribute("type", "Editor"),
                    new XElement("FirstName", "PHP"),
                    new XElement("LastName", "Python"))));
        
              IEnumerable<XElement> elements =
                xDocument.Element("Books").Elements("Book");
        
              //  First, we will display the source elements.
              foreach (XElement element in elements)
              {
                Console.WriteLine("Source element: {0} : value = {1}",
                  element.Name, element.Value);
              }
        
              //  Now, we will display each source element's elements.
              foreach (XElement element in elements.Elements("LastName"))
              {
                Console.WriteLine("Child element: {0}", element);
              }
    }
}

Result

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