<?xml version="1.0" encoding="utf-8" ?>
<cultures>

    <daojia>
        <book> 
            <name> 道德经</name>
            <author>老子</author>
        </book>
        <book> 
            <name> 文始真经</name>
            <author>关尹子</author>
        </book>
    </daojia>

    <fojia>
        <book>
            <name>金刚经</name>
            <author>释迦牟尼佛</author>
        </book>
        <book>
            <name>地藏菩萨本愿经</name>
            <author>地藏王菩萨</author>            
        </book>
    </fojia> 
          
</cultures>

 1 using System;
 2 using System.Collections.Generic;
 3 using System.Linq;
 4 using System.Text;
 5 using System.Threading.Tasks;
 6 using System.Xml.Linq;
 7 
 8 namespace ConsoleApplication8
 9 {
10     class Program
11     {
12         static void Main(string[] args)
13         {
14             //1.xml文件的格式必须是正确的
15             XDocument file = XDocument.Load("1.xml");
16             //获取xml文件的根节点
17             XElement xle = file.Root;
18 
19 
20             IEnumerable<XElement> ixt=xle.Elements();
21 
22             foreach (var item in ixt)
23             {
24                 Console.WriteLine(item.Name);
25             }
26 
27             Console.ReadKey();
28         }
29     }
30 }