查询(xpath).txt

C# 是创新性的新式编程语言

using System;
using System.Xml.XPath;
namespace MyXPath
{
	/// <summary>
	/// Class1 的摘要说明。
	/// </summary>
	class Class1
	{
		/// <summary>
		/// 应用程序的主入口点。
		/// </summary>
		[STAThread]
		static void Main(string[] args)
		{
			XPathDocument doc=new XPathDocument("Guitars.xml");//包装XML文档
			XPathNavigator nav=doc.CreateNavigator();//创建XPathNavigator
			XPathNodeIterator iterator=nav.Select("/Guitars/Guitar");//查询，返回值为节点集
			while(iterator.MoveNext())//下个节点
			{
				XPathNodeIterator it=iterator.Current.Select("Make");
				it.MoveNext();
				string make=it.Current.Value;//当前节点
				it=iterator.Current.Select("Model");
				it.MoveNext();
				string model=it.Current.Value;
				Console.WriteLine("{0} {1}",make,model);
			}
		}
	}
}