//引入命名空间
using System;
using System.IO;
using System.Xml;
using System.Collections;

public class Sample
{
  public static void Main()
  {

      XmlDocument doc = new XmlDocument();
      doc.LoadXml("<book genre='novel' publicationdate='1997' " +
                  "      ISBN='1-861001-57-5'>" +
                  "  <title>Pride And Prejudice</title>" +
                  "</book>");      

      XmlAttributeCollection attrColl = doc.DocumentElement.Attributes;

      Console.WriteLine("Display all the attributes for this book...");
      IEnumerator ienum = attrColl.GetEnumerator();
      while (ienum.MoveNext())
      {
        XmlAttribute attr = (XmlAttribute)ienum.Current;
        Console.WriteLine("{0} = {1}", attr.Name, attr.Value);
      }   
  } 
}