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ɾ³ýÔ­genreÊôÐÔ£¬É¾³ýleixing=loveµÄËùÓнáµã¡£
1 Ô­xmlÎļþ bookstore.xml
<?xml version="1.0" encoding="gb2312"?>
<bookstore>
  <book genre="love" ISBN="1234123">
    <title>who am i </title>
    <author>who</author>
    <price>999</price>
  </book>
  <book leixing="love" ISBN="56756">
    <title>CS´ÓÈëÃŵ½¾«Í¨</title>
    <author>ÀèÃ÷</author>
    <price>222</price>
  </book>
</bookstore>
2 program.cs
using System;
using System.Xml;
namespace ReadXml
{
    class Class1
    {
        static void Main(string[] args)
        {
            //ʵÀý»¯Ò»¸öXmlDocument¶ÔÏó
            XmlDocument xmlDoc = new XmlDocument();
            //ʵÀý¶ÔÏó¶ÁȡҪдÈëµÄXMLÎļþ
            xmlDoc.Load("bookstore.xml");
            XmlNodeList xnl = xmlDoc.SelectSingleNode("bookstore").ChildNodes;
            foreach (XmlNode xn in xnl)
            {
                XmlElement xe = (XmlElement)xn;
                if (xe.GetAttribute("genre") == "love")
                {
          &n