C#通过xpath查找xml指定元素的方法

<?xml version="1.0"?>
<Order id="2004-01-30.195496">
 <Client id="ROS-930252034">
 <Name>Remarkable Office Supplies</Name>
 </Client>
 <Items>
 <Item id="1001">
  <Name>Electronic Protractor</Name>
  <Price>42.99</Price>
 </Item>
 <Item id="1002">
  <Name>Invisible Ink</Name>
  <Price>200.25</Price>
 </Item>
 </Items>
</Order>

using System;
using System.Xml;
public class XPathSelectNodes {
 private static void Main() {
  // Load the document.
  XmlDocument doc = new XmlDocument();
  doc.Load("orders.xml");
  XmlNodeList nodes = doc.SelectNodes("/Order/Items/Item/Name");
  foreach (XmlNode node in nodes) {
   Console.WriteLine(node.InnerText);
  }
  Console.ReadLine();
 }
}

Electronic Protractor
Invisible Ink