Access All of an Element's Attributes with the Attributes in CSharp

using System;//w  w w . ja  va 2 s.  c  om
using System.Linq;
using System.Collections;
using System.Collections.Generic;
using System.Xml;
using System.Xml.Linq;
public class MainClass {
    public static void Main() {
        XElement firstParticipant;
        XDocument xDocument = new XDocument(
          new XElement("Books", firstParticipant =
            new XElement("Book",
              new XAttribute("type", "Author"),
              new XAttribute("experience", "first-time"),
              new XElement("FirstName", "J"),
              new XElement("LastName", "R"))));
        foreach (XAttribute attr in firstParticipant.Attributes()) {
            Console.WriteLine(attr);
        }
    }
}