读取XML文件： 
using System; 
using System.Xml;  

class TestReadXML 
{ 
public static void Main() 
{ 

XmlTextReader reader = new XmlTextReader("C:\\test.xml"); 
reader.Read(); 

while (reader.Read()) 
{  
reader.MoveToElement(); 
Console.WriteLine("XmlTextReader Properties Test");
Console.WriteLine("===================");  

// Read this properties of element and display them on console 

Console.WriteLine("Name:" + reader.Name); 
Console.WriteLine("Base URI:" + reader.BaseURI); 
Console.WriteLine("Local Name:" + reader.LocalName); 
Console.WriteLine("Attribute Count:" + reader.AttributeCount.ToString()); 
Console.WriteLine("Depth:" + reader.Depth.ToString()); 
Console.WriteLine("Line Number:" + reader.LineNumber.ToString()); 
Console.WriteLine("Node Type:" + reader.NodeType.ToString()); 
Console.WriteLine("Attribute Count:" + reader.value.ToString()); 
}  
}  
}