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using System.Xml;
//³õʼ»¯Ò»¸öxmlʵÀý
XmlDocument xml=new XmlDocument();
//µ¼ÈëÖ¸¶¨xmlÎļþ
xml.Load(path);
xml.Load(HttpContext.Current.Server.MapPath("~/file/bookstore.xml"));
//Ö¸¶¨Ò»¸ö½Úµã
XmlNode root=xml.SelectSingleNode("/root");
//»ñÈ¡½ÚµãÏÂËùÓÐÖ±½Ó×Ó½Úµã
XmlNodeList childlist=root.ChildNodes;
//ÅжϸýڵãÏÂÊÇ·ñÓÐ×Ó½Úµã
root.HasChildNodes;
//»ñȡͬÃûͬ¼¶½Úµã¼¯ºÏ
XmlNodeList nodelist=xml.SelectNodes("/Root/News");
//Éú³ÉÒ»¸öнڵã
XmlElement node=xml.CreateElement("News");
//½«½Úµã¼Óµ½Ö¸¶¨½ÚµãÏ£¬×÷ΪÆä×Ó½Úµã
root.AppendChild(node);
//½«½Úµã¼Óµ½Ö¸¶¨½ÚµãÏÂij¸ö×Ó½Úµãǰ
root.InsertBefore(node,root.ChildeNodes[i]);
//Ϊָ¶¨½ÚµãµÄн¨ÊôÐÔ²¢¸³Öµ
node.SetAttribute("id","11111");
//Ϊָ¶¨½ÚµãÌí¼Ó×Ó½Úµã
root.AppendChild(node);
//»ñȡָ¶¨½ÚµãµÄÖ¸¶¨ÊôÐÔÖµ
string id=node.Attributes["id"].Value;
//»ñȡָ¶¨½ÚµãÖеÄÎı¾
string content=node.InnerText;
//±£´æXMLÎļþ
string path=Server.MapPath("~/file/bookstore.xml");
xml.Save(path);
//or use :xml.Save(HttpContext.Current.Server.MapPath("~/file/bookstore.xml"));
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using System.Xml;
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XmlDocument xmldoc ;
XmlNode xmlnode ;
XmlElement xmlelem ;
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xmldoc = new XmlDocument ( ) ;
//¼ÓÈëXMLµÄÉùÃ÷¶ÎÂä,<?xml version="1.0" encoding="gb2312"?>
XmlDeclaration xmldecl;
xmldecl = xmldoc.CreateXmlDeclaration("1.0","gb2312",null);
xmldoc.AppendChild ( xmldecl);
//¼ÓÈëÒ»¸ö¸ùÔªËØ
xmlelem = xmldoc.CreateElement ( "" , "Employees" , "" ) ;
xmldoc.AppendChild ( xmlelem ) ;
//¼ÓÈëÁíÍâÒ»¸öÔªËØ
for(int i=1;i<3;i++)
{
XmlNode root=xmldoc.SelectSingleNode("Employees");//²éÕÒ<Employees>
XmlElement xe1=xmldoc.CreateElement("Node");//´´½¨Ò»¸ö<Node>½Úµã
xe1.SetAttribute("genre","ÀîÔÞºì");//ÉèÖøýڵãgenreÊôÐÔ
xe1.SetAttribute("ISBN","2-3631-4");//ÉèÖøýڵãISBNÊôÐÔ
XmlElement xesub1=xmldoc.CreateElement("title");
xesub1.InnerText="CS´
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