对于任意的XML的遍历

class test
{
private static string root;

public static void showXML(string path)
{
XmlDocument xd = new XmlDocument();
xd.Load(path);

XmlNodeList xnl = xd.DocumentElement.ChildNodes;
root = xd.FirstChild.NextSibling.Name;//记录根节点

Console.Write(root "/n");

foreach (XmlNode xn in xnl)
{
//Console.Write(xn.Attributes["name"].Value.ToString() "/n");
XmlNode child = xn.FirstChild;

NodeOperate(child);

}
}

public static void NodeOperate(XmlNode xn1)
{

if (xn1.HasChildNodes == true)
{
Console.Write(xn1.Name "/n");
Console.Write("/n");
XmlNode childNode = xn1.FirstChild;

NodeOperate(childNode);

}
else
{
Console.Write(xn1.Name "/n");
Console.Write(xn1.InnerText);
Console.Write("/n");
if (xn1.NextSibling != null)
{

NodeOperate(xn1.NextSibling);
}
else
{
int flag = 0;
while (xn1.NextSibling == null)
{


if (xn1.Name == root)//检查是否到了根节点，如果不检查会出现节点的引用错误
{
flag = 1;
break;
}
else
{

xn1 = xn1.ParentNode;
}

}
if (flag == 0)
{
NodeOperate(xn1.NextSibling);
}
else if(flag==1)
{
Console.Write("End");
}
}

}
}
}

public static void Main()
{

test.showXML(@"C:/Documents and Settings/SKY/My Documents/Visual Studio 2005/Projects/Project1/Project1/system.xml");
Console.Read();

}