using System;using System.Collections.Generic;using System.Text;using System.Xml;using System.Collections; namespace SelectNodes{    class Program    {        static void Main(string[] args)        {            XmlDocument doc = new XmlDocument();            doc.Load(@"E:\c#\c#_windows程序设计学生成绩信息.xml");                        XmlNodeList nodelist;            XmlElement root = doc.DocumentElement;            nodelist = root.SelectNodes("student/name");            foreach (XmlNode name1 in nodelist)            {                Console.WriteLine(name1.InnerText);            } // 打印每个元素的innertext             IEnumerator nodepointer = root.GetEnumerator();                        XmlNode student;            while (nodepointer.MoveNext())            {                student = (XmlElement)nodepointer.Current;                if (student.HasChildNodes)                {                    nodelist = student.SelectNodes("*");                    foreach (XmlNode temp in nodelist)                    {                        Console.Write(temp.InnerText + "  ");                    }                    Console.WriteLine();                }            }        }    }} //学生成绩信息.xml 如下： <?xml version="1.0" encoding="GBK"?><studentlist>  <student>    <name>A</name>    <num>8000103124</num>    <age>21</age>    <sex>male</sex>    <englishscores>91</englishscores>    <xmlscores>80</xmlscores>    <umlscores>85</umlscores>    <scholarship>特等</scholarship>  </student> <student>    <name>B</name>    <num>8000104031</num>    <age>21</age>    <sex>male</sex>    <englishscores>90</englishscores>    <xmlscores>76</xmlscores>    <umlscores>95</umlscores>    <scholarship>一等</scholarship>  </student>    </studentlist>

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