XML 增、删、改和查示例|一起学习网

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xmlDoc.Load("bookstore.xml"); XmlNode root=xmlDoc.SelectSingleNode("bookstore");//查找<bookstore> XmlElement xe1=xmlDoc.CreateElement("book");//创建一个<book>节点 xe1.SetAttribute("genre","李赞红");//设置该节点genre属性 xe1.SetAttribute("ISBN","2-3631-4");//设置该节点ISBN属性 XmlElement xesub1=xmlDoc.CreateElement("title"); xesub1.InnerText="CS从入门到精通";//设置文本节点 xe1.AppendChild(xesub1);//添加到<book>节点中 XmlElement xesub2=xmlDoc.CreateElement("author"); xesub2.InnerText="候捷"; xe1.AppendChild(xesub2); XmlElement xesub3=xmlDoc.CreateElement("price"); xesub3.InnerText="58.3"; xe1.AppendChild(xesub3); root.AppendChild(xe1);//添加到<bookstore>节点中 xmlDoc.Save("bookstore.xml"); </TD></TR></TBODY></TABLE> //================ 结果为： <TABLE borderColor=#55aaff cellSpacing=0 cellPadding=0 rules=none width=500 align=center bgColor=#ddedfb border=1><TBODY><TR><TD width=10> </TD><TD><?xml version="1.0" encoding="gb2312"?> <bookstore> <book genre="fantasy" ISBN="2-3631-4"> <title>Oberon's Legacy</title> <author>Corets, Eva</author> <price>5.95</price> </book> <book genre="李赞红" ISBN="2-3631-4"> <title>CS从入门到精通</title> <author>候捷</author> <price>58.3</price> </book> </bookstore> </TD></TR></TBODY></TABLE> 2、修改节点：将genre属性值为“李赞红“的节点的genre值改为“update李赞红”，将该节点的子节点<author>的文本修改为“亚胜”。 <TABLE borderColor=#55aaff cellSpacing=0 cellPadding=0 rules=none width=500 align=center bgColor=#ddedfb border=1><TBODY><TR><TD width=10> </TD><TD> XmlNodeList nodeList=xmlDoc.SelectSingleNode("bookstore").ChildNodes;//获取bookstore节点的所有子节点 foreach(XmlNode xn in nodeList)//遍历所有子节点 { XmlElement xe=(XmlElement)xn;//将子节点类型转换为XmlElement类型 if(xe.GetAttribute("genre")=="李赞红")//如果genre属性值为“李赞红” { xe.SetAttribute("genre","update李赞红");//则修改该属性为“update李赞红” XmlNodeList nls=xe.ChildNodes;//继续获取xe子节点的所有子节点 foreach(XmlNode xn1 in nls)//遍历 { XmlElement xe2=(XmlElement)xn1;//转换类型 if(xe2.Name=="author")//如果找到 { xe2.InnerText="亚胜";//则修改 break;//找到退出来就可以了 } } break; } } xmlDoc.Save("bookstore.xml");//保存。 </TD></TR></TBODY></TABLE> //================= 最后结果为： <TABLE borderColor=#55aaff cellSpacing=0 cellPadding=0 rules=none width=500 align=center bgColor=#ddedfb border=1><TBODY><TR><TD width=10> </TD><TD><?xml version="1.0" encoding="gb2312"?> <bookstore> <book genre="fantasy" ISBN="2-3631-4"> <title>Oberon's Legacy</title> <author>Corets, Eva</author> <price>5.95</price> </book> <book genre="update李赞红" ISBN="2-3631-4"> <title>CS从入门到精通</title> <author>亚胜</author> <price>58.3</price> </book> </bookstore> </TD></TR></TBODY></TABLE> 3、删除 <book genre="fantasy" ISBN="2-3631-4">节点的genre属性，删除 <book genre="update李赞红" ISBN="2-3631-4">节点。 <TABLE borderColor=#55aaff cellSpacing=0 cellPadding=0 rules=none width=500 align=center bgColor=#ddedfb border=1><TBODY><TR><TD width=10> </TD><TD>XmlNodeList xnl=xmlDoc.SelectSingleNode("bookstore").ChildNodes; foreach(XmlNode xn in xnl) { XmlElement xe=(XmlElement)xn;</TD></TR></TBODY></TABLE> <TABLE borderColor=#55aaff cellSpacing=0 cellPadding=0 rules=none width=500 align=center bgColor=#ddedfb border=1><TBODY><TR><TD width=10> </TD><TD> if(xe.GetAttribute("genre")=="fantasy") { xe.RemoveAttribute("genre");//删除genre属性 } else if(xe.GetAttribute("genre")=="update李赞红") { xe.RemoveAll();//删除该节点的全部内容 } } xmlDoc.Save("bookstore.xml"); </TD></TR></TBODY></TABLE> //==================== 最后结果为： <TABLE borderColor=#55aaff cellSpacing=0 cellPadding=0 rules=none width=500 align=center bgColor=#ddedfb border=1><TBODY><TR><TD width=10> </TD><TD><?xml version="1.0" encoding="gb2312"?> <bookstore> <book ISBN="2-3631-4"> <title>Oberon's Legacy</title> <author>Corets, Eva</author> <price>5.95</price> </book> <book> </book> </bookstore></TD></TR></TBODY></TABLE> 4、显示所有数据。 <TABLE borderColor=#55aaff cellSpacing=0 cellPadding=0 rules=none width=500 align=center bgColor=#ddedfb border=1><TBODY><TR><TD width=10> </TD><TD> XmlNode xn=xmlDoc.SelectSingleNode("bookstore"); XmlNodeList xnl=xn.ChildNodes; foreach(XmlNode xnf in xnl) { XmlElement xe=(XmlElement)xnf; Console.WriteLine(xe.GetAttribute("genre"));//显示属性值 Console.WriteLine(xe.GetAttribute("ISBN")); XmlNodeList xnf1=xe.ChildNodes; foreach(XmlNode xn2 in xnf1) { Console.WriteLine(xn2.InnerText);//显示子节点点文本 } } </TD></TR></TBODY></TABLE> 留做参考,原文地址http://blog.yesky.com/75/richsee/1211075.shtml 2前台代码：html <DIV style="BORDER-RIGHT: #cccccc 1px solid; PADDING-RIGHT: 5px; BORDER-TOP: #cccccc 1px solid; PADDING-LEFT: 4px; FONT-SIZE: 13px; PADDING-BOTTOM: 4px; BORDER-LEFT: #cccccc 1px solid; WIDTH: 98%; WORD-BREAK: break-all; PADDING-TOP: 4px; BORDER-BOTTOM: #cccccc 1px solid; BACKGROUND-COLOR: #eeeeee"><IMG id=Codehighlighter1_2_107_Open_Image onclick="this.style.display='none'; Codehighlighter1_2_107_Open_Text.style.display='none'; Codehighlighter1_2_107_Closed_Image.style.display='inline'; Codehighlighter1_2_107_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif" align=top><IMG id=Codehighlighter1_2_107_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_2_107_Closed_Text.style.display='none'; Codehighlighter1_2_107_Open_Image.style.display='inline'; Codehighlighter1_2_107_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif" align=top><%<SPAN id=Codehighlighter1_2_107_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">@ Page language="c#" Codebehind="Main.aspx.cs" AutoEventWireup="false" Inherits="DsAndXML.OpXMLFile.Main" %> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" > <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top><HTML> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <HEAD> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <title>Main</title> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <meta name="GENERATOR" Content="Microsoft Visual Studio 7.0"> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <meta name="CODE_LANGUAGE" Content="C#"> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <meta name="vs_defaultClientScript" content="JavaScript"> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <meta name="vs_targetSchema" content="http://schemas.microsoft.com/intellisense/ie5"> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> </HEAD> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <body MS_POSITIONING="GridLayout"> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <form id="Main" method="post" runat="server"> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <FONT face="宋体"> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <asp:DataGrid id="dgShow" style="Z-INDEX: 100; LEFT: 113px; POSITION: absolute; TOP: 32px" runat="server" Width="480px" Height="178px"></asp:DataGrid> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <asp:Label id="Label3" style="Z-INDEX: 111; LEFT: 187px; POSITION: absolute; TOP: 383px" runat="server" Width="120px" Height="21px">新邮件地址：</asp:Label> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <asp:Label id="Label2" style="Z-INDEX: 107; LEFT: 333px; POSITION: absolute; TOP: 274px" runat="server" Width="83px" Height="21px">邮件地址：</asp:Label> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <asp:Button id="btnAdd" style="Z-INDEX: 104; LEFT: 298px; POSITION: absolute; TOP: 324px" runat="server" Text="添加"></asp:Button> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <asp:Button id="btnDelete" style="Z-INDEX: 103; LEFT: 199px; POSITION: absolute; TOP: 324px" runat="server" Text="删除"></asp:Button> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <asp:Button id="btnChange" style="Z-INDEX: 102; LEFT: 102px; POSITION: absolute; TOP: 382px" runat="server" Text="修改"></asp:Button> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <asp:Button id="btnQuery" style="Z-INDEX: 101; LEFT: 101px; POSITION: absolute; TOP: 324px" runat="server" Text="查询"></asp:Button> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <asp:DropDownList id="ddlName" style="Z-INDEX: 105; LEFT: 210px; POSITION: absolute; TOP: 274px" runat="server" Width="95px" Height="78px"></asp:DropDownList> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <asp:Label id="Label1" style="Z-INDEX: 106; LEFT: 100px; POSITION: absolute; TOP: 274px" runat="server" Width="83px" Height="21px">姓名：</asp:Label> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <asp:Label id="lbEmail" style="Z-INDEX: 109; LEFT: 459px; POSITION: absolute; TOP: 274px" runat="server" Width="231px"></asp:Label> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <asp:TextBox id="tbNewMail" style="Z-INDEX: 110; LEFT: 330px; POSITION: absolute; TOP: 381px" runat="server" Width="208px" Height="26px"></asp:TextBox></FONT> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> </form> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> </body> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top></HTML></DIV>XML文件dbGuest.xml <DIV style="BORDER-RIGHT: #cccccc 1px solid; PADDING-RIGHT: 5px; BORDER-TOP: #cccccc 1px solid; PADDING-LEFT: 4px; FONT-SIZE: 13px; PADDING-BOTTOM: 4px; BORDER-LEFT: #cccccc 1px solid; WIDTH: 98%; WORD-BREAK: break-all; PADDING-TOP: 4px; BORDER-BOTTOM: #cccccc 1px solid; BACKGROUND-COLOR: #eeeeee"><IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top><?xml version="1.0" standalone="yes"?> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top><dbGuest> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <User> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <Name>aaa</Name> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <City>shanghai</City> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <Email>aaa@263.net</Email> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <Message>ok</Message> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <STime>2004-07-12T00:00:00.0000000+08:00</STime> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> </User> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <User> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <Name>shaoazhd</Name> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <City>beijing</City> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <Email>sss@22.net</Email> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <Message>afsa</Message> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <STime>2004-7-12 15:07:39</STime> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> </User> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <User> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <Name>Guset</Name> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <City>上海</City> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <Email>sfaf@22.net</Email> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> </User> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <User> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <Name>Guset</Name> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <City>上海</City> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> <Email>ss@22.net</Email> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top> </User> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top></dbGuest></DIV><DIV style="BORDER-RIGHT: #cccccc 1px solid; PADDING-RIGHT: 5px; BORDER-TOP: #cccccc 1px solid; PADDING-LEFT: 4px; FONT-SIZE: 13px; PADDING-BOTTOM: 4px; BORDER-LEFT: #cccccc 1px solid; WIDTH: 98%; WORD-BREAK: break-all; PADDING-TOP: 4px; BORDER-BOTTOM: #cccccc 1px solid; BACKGROUND-COLOR: #eeeeee"><IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top>using System; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top>using System.Collections; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top>using System.ComponentModel; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top>using System.Data; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top>using System.Drawing; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top>using System.Web; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top>using System.Web.SessionState; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top>using System.Web.UI; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top>using System.Web.UI.WebControls; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top>using System.Web.UI.HtmlControls; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top>using System.Xml; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top>using System.Xml.XPath; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align=top>namespace DsAndXML.OpXMLFile <IMG id=Codehighlighter1_318_4823_Open_Image onclick="this.style.display='none'; Codehighlighter1_318_4823_Open_Text.style.display='none'; Codehighlighter1_318_4823_Closed_Image.style.display='inline'; Codehighlighter1_318_4823_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif" align=top><IMG id=Codehighlighter1_318_4823_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_318_4823_Closed_Text.style.display='none'; Codehighlighter1_318_4823_Open_Image.style.display='inline'; Codehighlighter1_318_4823_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif" align=top><SPAN id=Codehighlighter1_318_4823_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG id=Codehighlighter1_321_367_Open_Image onclick="this.style.display='none'; Codehighlighter1_321_367_Open_Text.style.display='none'; Codehighlighter1_321_367_Closed_Image.style.display='inline'; Codehighlighter1_321_367_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_321_367_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_321_367_Closed_Text.style.display='none'; Codehighlighter1_321_367_Open_Image.style.display='inline'; Codehighlighter1_321_367_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_321_367_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff">/**//// <summary> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> /// Main 的摘要说明。 <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> /// </summary> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> public class Main : System.Web.UI.Page <IMG id=Codehighlighter1_409_4821_Open_Image onclick="this.style.display='none'; Codehighlighter1_409_4821_Open_Text.style.display='none'; Codehighlighter1_409_4821_Closed_Image.style.display='inline'; Codehighlighter1_409_4821_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_409_4821_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_409_4821_Closed_Text.style.display='none'; Codehighlighter1_409_4821_Open_Image.style.display='inline'; Codehighlighter1_409_4821_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_409_4821_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> protected System.Web.UI.WebControls.Button btnQuery; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> protected System.Web.UI.WebControls.Button btnChange; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> protected System.Web.UI.WebControls.Button btnDelete; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> protected System.Web.UI.WebControls.Button btnAdd; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> protected System.Web.UI.WebControls.DropDownList ddlName; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> protected System.Web.UI.WebControls.Label Label1; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> protected System.Web.UI.WebControls.Label Label2; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> protected System.Web.UI.WebControls.Label lbEmail; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> protected System.Web.UI.WebControls.TextBox tbNewMail; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> protected System.Web.UI.WebControls.Label Label3; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> protected System.Web.UI.WebControls.DataGrid dgShow; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> private void Page_Load(object sender, System.EventArgs e) <IMG id=Codehighlighter1_1076_1133_Open_Image onclick="this.style.display='none'; Codehighlighter1_1076_1133_Open_Text.style.display='none'; Codehighlighter1_1076_1133_Closed_Image.style.display='inline'; Codehighlighter1_1076_1133_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_1076_1133_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_1076_1133_Closed_Text.style.display='none'; Codehighlighter1_1076_1133_Open_Image.style.display='inline'; Codehighlighter1_1076_1133_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_1076_1133_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> // 在此处放置用户代码以初始化页面 <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> if(!IsPostBack) <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> Bind(); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> } <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> private void Bind() <IMG id=Codehighlighter1_1159_1589_Open_Image onclick="this.style.display='none'; Codehighlighter1_1159_1589_Open_Text.style.display='none'; Codehighlighter1_1159_1589_Closed_Image.style.display='inline'; Codehighlighter1_1159_1589_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_1159_1589_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_1159_1589_Closed_Text.style.display='none'; Codehighlighter1_1159_1589_Open_Image.style.display='inline'; Codehighlighter1_1159_1589_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_1159_1589_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> DataSet ds = new DataSet(); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> ds.ReadXml(Server.MapPath(".\\db\\dbGuest.xml")); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> dgShow.DataSource = ds.Tables[0].DefaultView; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> dgShow.DataBind(); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlDocument doc = new XmlDocument(); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> doc.Load(Server.MapPath(".\\db\\dbGuest.xml")); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlNodeList elemList = doc.GetElementsByTagName("Name"); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> ddlName.Items.Clear(); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> for(int i=0;i<elemList.Count;i++) <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> ddlName.Items.Add(elemList[i].InnerXml); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> } <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG id=Codehighlighter1_1594_2275_Closed_Image onclick="this.style.display='none'; Codehighlighter1_1594_2275_Closed_Text.style.display='none'; Codehighlighter1_1594_2275_Open_Image.style.display='inline'; Codehighlighter1_1594_2275_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top><IMG id=Codehighlighter1_1594_2275_Open_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_1594_2275_Open_Text.style.display='none'; Codehighlighter1_1594_2275_Closed_Image.style.display='inline'; Codehighlighter1_1594_2275_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top> <SPAN id=Codehighlighter1_1594_2275_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff">Web Form Designer generated code#region Web Form Designer generated code <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> override protected void OnInit(EventArgs e) <IMG id=Codehighlighter1_1683_1786_Open_Image onclick="this.style.display='none'; Codehighlighter1_1683_1786_Open_Text.style.display='none'; Codehighlighter1_1683_1786_Closed_Image.style.display='inline'; Codehighlighter1_1683_1786_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_1683_1786_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_1683_1786_Closed_Text.style.display='none'; Codehighlighter1_1683_1786_Open_Image.style.display='inline'; Codehighlighter1_1683_1786_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_1683_1786_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> // <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> // CODEGEN：该调用是 ASP.NET Web 窗体设计器所必需的。 <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> // <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> InitializeComponent(); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> base.OnInit(e); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> } <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG id=Codehighlighter1_1793_1868_Open_Image onclick="this.style.display='none'; Codehighlighter1_1793_1868_Open_Text.style.display='none'; Codehighlighter1_1793_1868_Closed_Image.style.display='inline'; Codehighlighter1_1793_1868_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_1793_1868_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_1793_1868_Closed_Text.style.display='none'; Codehighlighter1_1793_1868_Open_Image.style.display='inline'; Codehighlighter1_1793_1868_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_1793_1868_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff">/**//// <summary> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> /// 设计器支持所需的方法 - 不要使用代码编辑器修改 <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> /// 此方法的内容。 <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> /// </summary> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> private void InitializeComponent() <IMG id=Codehighlighter1_1908_2262_Open_Image onclick="this.style.display='none'; Codehighlighter1_1908_2262_Open_Text.style.display='none'; Codehighlighter1_1908_2262_Closed_Image.style.display='inline'; Codehighlighter1_1908_2262_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_1908_2262_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_1908_2262_Closed_Text.style.display='none'; Codehighlighter1_1908_2262_Open_Image.style.display='inline'; Codehighlighter1_1908_2262_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_1908_2262_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> this.btnQuery.Click += new System.EventHandler(this.btnQuery_Click); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> this.btnChange.Click += new System.EventHandler(this.btnChange_Click); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> this.btnDelete.Click += new System.EventHandler(this.btnDelete_Click); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> this.btnAdd.Click += new System.EventHandler(this.btnAdd_Click); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> this.Load += new System.EventHandler(this.Page_Load); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> } <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> #endregion <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> private void btnQuery_Click(object sender, System.EventArgs e) <IMG id=Codehighlighter1_2345_2574_Open_Image onclick="this.style.display='none'; Codehighlighter1_2345_2574_Open_Text.style.display='none'; Codehighlighter1_2345_2574_Closed_Image.style.display='inline'; Codehighlighter1_2345_2574_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_2345_2574_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_2345_2574_Closed_Text.style.display='none'; Codehighlighter1_2345_2574_Open_Image.style.display='inline'; Codehighlighter1_2345_2574_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_2345_2574_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlDocument doc = new XmlDocument(); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> doc.Load(Server.MapPath(".\\db\\dbGuest.xml")); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> lbEmail.Text = doc.SelectSingleNode("//User[Name='"+ddlName.SelectedItem.Text+"']").ChildNodes.Item(2).InnerText; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> } <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> private void btnChange_Click(object sender, System.EventArgs e) <IMG id=Codehighlighter1_2645_3475_Open_Image onclick="this.style.display='none'; Codehighlighter1_2645_3475_Open_Text.style.display='none'; Codehighlighter1_2645_3475_Closed_Image.style.display='inline'; Codehighlighter1_2645_3475_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_2645_3475_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_2645_3475_Closed_Text.style.display='none'; Codehighlighter1_2645_3475_Open_Image.style.display='inline'; Codehighlighter1_2645_3475_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_2645_3475_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlDocument xmlDoc = new XmlDocument(); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> xmlDoc.Load(Server.MapPath(".\\db\\dbGuest.xml")); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlNodeList nodeList=xmlDoc.SelectSingleNode("dbGuest").ChildNodes;//获取dbGuest节点的所有子节点 <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> foreach(XmlNode xn in nodeList)//遍历所有子节点 <IMG id=Codehighlighter1_2885_3402_Open_Image onclick="this.style.display='none'; Codehighlighter1_2885_3402_Open_Text.style.display='none'; Codehighlighter1_2885_3402_Closed_Image.style.display='inline'; Codehighlighter1_2885_3402_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_2885_3402_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_2885_3402_Closed_Text.style.display='none'; Codehighlighter1_2885_3402_Open_Image.style.display='inline'; Codehighlighter1_2885_3402_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_2885_3402_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlElement xe=(XmlElement)xn;//将子节点类型转换为XmlElement类型 <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlNodeList node = xe.GetElementsByTagName("Name"); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> if(node.Count>0) <IMG id=Codehighlighter1_3029_3392_Open_Image onclick="this.style.display='none'; Codehighlighter1_3029_3392_Open_Text.style.display='none'; Codehighlighter1_3029_3392_Closed_Image.style.display='inline'; Codehighlighter1_3029_3392_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_3029_3392_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_3029_3392_Closed_Text.style.display='none'; Codehighlighter1_3029_3392_Open_Image.style.display='inline'; Codehighlighter1_3029_3392_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_3029_3392_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> if(node[0].InnerText==ddlName.SelectedItem.Text) <IMG id=Codehighlighter1_3091_3386_Open_Image onclick="this.style.display='none'; Codehighlighter1_3091_3386_Open_Text.style.display='none'; Codehighlighter1_3091_3386_Closed_Image.style.display='inline'; Codehighlighter1_3091_3386_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_3091_3386_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_3091_3386_Closed_Text.style.display='none'; Codehighlighter1_3091_3386_Open_Image.style.display='inline'; Codehighlighter1_3091_3386_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_3091_3386_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlNodeList nls=xe.ChildNodes;//继续获取xe子节点的所有子节点 <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> foreach(XmlNode xn1 in nls)//遍历 <IMG id=Codehighlighter1_3191_3366_Open_Image onclick="this.style.display='none'; Codehighlighter1_3191_3366_Open_Text.style.display='none'; Codehighlighter1_3191_3366_Closed_Image.style.display='inline'; Codehighlighter1_3191_3366_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_3191_3366_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_3191_3366_Closed_Text.style.display='none'; Codehighlighter1_3191_3366_Open_Image.style.display='inline'; Codehighlighter1_3191_3366_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_3191_3366_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlElement xe2=(XmlElement)xn1;//转换类型 <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> if(xe2.Name=="Email")//如果找到 <IMG id=Codehighlighter1_3280_3358_Open_Image onclick="this.style.display='none'; Codehighlighter1_3280_3358_Open_Text.style.display='none'; Codehighlighter1_3280_3358_Closed_Image.style.display='inline'; Codehighlighter1_3280_3358_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_3280_3358_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_3280_3358_Closed_Text.style.display='none'; Codehighlighter1_3280_3358_Open_Image.style.display='inline'; Codehighlighter1_3280_3358_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_3280_3358_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> xe2.InnerText=tbNewMail.Text;//则修改 <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> break;//找到退出来就可以了 <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> } <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> } <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> break; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> } <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> } <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> } <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> xmlDoc.Save(Server.MapPath(".\\db\\dbGuest.xml")); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> Bind(); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> } <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> private void btnDelete_Click(object sender, System.EventArgs e) <IMG id=Codehighlighter1_3546_4056_Open_Image onclick="this.style.display='none'; Codehighlighter1_3546_4056_Open_Text.style.display='none'; Codehighlighter1_3546_4056_Closed_Image.style.display='inline'; Codehighlighter1_3546_4056_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_3546_4056_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_3546_4056_Closed_Text.style.display='none'; Codehighlighter1_3546_4056_Open_Image.style.display='inline'; Codehighlighter1_3546_4056_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_3546_4056_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlDocument xmlDoc = new XmlDocument(); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> xmlDoc.Load(Server.MapPath(".\\db\\dbGuest.xml")); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlNodeList xnl=xmlDoc.SelectSingleNode("dbGuest").ChildNodes; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> foreach(XmlNode xn in xnl) <IMG id=Codehighlighter1_3750_3979_Open_Image onclick="this.style.display='none'; Codehighlighter1_3750_3979_Open_Text.style.display='none'; Codehighlighter1_3750_3979_Closed_Image.style.display='inline'; Codehighlighter1_3750_3979_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_3750_3979_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_3750_3979_Closed_Text.style.display='none'; Codehighlighter1_3750_3979_Open_Image.style.display='inline'; Codehighlighter1_3750_3979_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_3750_3979_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlElement xe=(XmlElement)xn; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlNodeList node = xe.GetElementsByTagName("Name"); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> if(node.Count>0) <IMG id=Codehighlighter1_3867_3974_Open_Image onclick="this.style.display='none'; Codehighlighter1_3867_3974_Open_Text.style.display='none'; Codehighlighter1_3867_3974_Closed_Image.style.display='inline'; Codehighlighter1_3867_3974_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_3867_3974_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_3867_3974_Closed_Text.style.display='none'; Codehighlighter1_3867_3974_Open_Image.style.display='inline'; Codehighlighter1_3867_3974_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_3867_3974_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> if(node[0].InnerText==ddlName.SelectedItem.Text) <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> xe.RemoveAll();//删除该节点的全部内容 <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> break; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> } <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> } <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> xmlDoc.Save(Server.MapPath(".\\db\\dbGuest.xml")); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> Bind(); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> } <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> private void btnAdd_Click(object sender, System.EventArgs e) <IMG id=Codehighlighter1_4124_4818_Open_Image onclick="this.style.display='none'; Codehighlighter1_4124_4818_Open_Text.style.display='none'; Codehighlighter1_4124_4818_Closed_Image.style.display='inline'; Codehighlighter1_4124_4818_Closed_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><IMG id=Codehighlighter1_4124_4818_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_4124_4818_Closed_Text.style.display='none'; Codehighlighter1_4124_4818_Open_Image.style.display='inline'; Codehighlighter1_4124_4818_Open_Text.style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top> <SPAN id=Codehighlighter1_4124_4818_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><IMG src="http://www.cnblogs.com/Images/dot.gif">{ <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlDocument xmlDoc = new XmlDocument(); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> xmlDoc.Load(Server.MapPath(".\\db\\dbGuest.xml")); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlNode root=xmlDoc.SelectSingleNode("dbGuest");//查找<dbGuest> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlElement xe1=xmlDoc.CreateElement("User");//创建一个<User>节点 <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlElement xesub1=xmlDoc.CreateElement("Name"); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> xesub1.InnerText="Guset";//设置文本节点 <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> xe1.AppendChild(xesub1);//添加到<User>节点中 <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlElement xesub2=xmlDoc.CreateElement("City"); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> xesub2.InnerText="上海"; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> xe1.AppendChild(xesub2); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> XmlElement xesub3=xmlDoc.CreateElement("Email"); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> xesub3.InnerText="ss@22.net"; <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> xe1.AppendChild(xesub3); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> root.AppendChild(xe1);//添加到<dbGuest>节点中 <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> xmlDoc.Save(Server.MapPath(".\\db\\dbGuest.xml")); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align=top> Bind(); <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> } <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top> } <IMG src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif" align=top>} </DIV></DIV> <hr> 编辑：<a href="http://www.14study.cn/">一起学习网</a> 标签：节点,属性,遍历,类型,文本 <div class="share-title"> 分享: <a href="javascript:void(0);" class="getQrcode" title="请使用微信扫此码"> </a> <a href="javascript:void(0);" class="getQrcode" title="请使用微博扫此码"> </a> <a href="javascript:void(0);" class="getQrcode" title="请使用QQ扫此码"> </a> <button class="layui-btn Collection"> ❤收藏 </button> </div> </div> </div> <div class="layui-col-xs12 layui-col-sm12 layui-col-md12"> <div class="popular-info popular-info-tog"> <div class="layui-card"> <div class="layui-card-body"> <ul class="list-box"> <li class="list"><a href="http://www.14study.cn/news/01155018571898818560.html">公用SQLServer数据库带来更多便利（公用sqlserver）</a></li> <li class="list"><a href="http://www.14study.cn/news/01155018533365747712.html">数据使用MSSQL删除数据的简单操作（我的mssql怎么删除）</a></li> <li class="list"><a href="http://www.14study.cn/news/01155018497231818752.html">以SQL Server绘制均线图：实用技巧分享（sqlserver均线图）</a></li> <li class="list"><a href="http://www.14study.cn/news/01155018475077505024.html">MSSQL 3文件夹功能深度剖析（mssql.3文件夹用途）</a></li> <li class="list"><a href="http://www.14study.cn/news/01155018447835500544.html">易对比MySQL与MSSQL的易难分析对比（mysql mssql难）</a></li> <li class="list"><a href="http://www.14study.cn/news/01155018371230732288.html">『Redis指南：全面研究Redis帮助文档』（redis帮助文档）</a></li> <li class="list"><a href="http://www.14study.cn/news/01155018334828367872.html">件SQL Server中间件：桥梁连接数据库与应用（sqlserver中间）</a></li> <li class="list"><a href="http://www.14study.cn/news/01155018309654155264.html">优化提升Redis命中率，轻松精准优化！（redis命中率）</a></li> <li class="list"><a href="http://www.14study.cn/news/01155018283536224256.html">数据提取MSSQL月初月末数据提取技巧分享（mssql 月初月末）</a></li> <li class="list"><a href="http://www.14study.cn/news/01155018253878300672.html">MSSQL中的热备实现：不断保护数据安全（mssql 热备）</a></li> </ul> </div> </div> </div> </div> </div> </div> </div> </div> <div class="micronews-footer-wrap"> <div class="micronews-footer w1000"> <div class="ft-nav"> <a href="https://www.qiping.cn">祺平科技</a> <a href="https://568sj.com">ChatGPT极速版</a> </div> <div class="Copyright"> © 广告联系 • lijich123@qq.com <a href="https://beian.miit.gov.cn" target="_blank">粤ICP备09073859号</a> 技术支持 <a href="https://www.aidufei.com" target="_blank">AI度飞</a> </div> </div> </div> <script src="https://global.cnd.aidufei.com/cms/lib/layui/layui.js"></script><script src="https://global.cnd.aidufei.com/cms/lib/js/jquery.qrcode.min.js"></script> <script>layui.config({base:'https://global.cnd.aidufei.com/cms/web/default/js/' }).use('index',function(){var index =layui.index,$ =layui.$;var collOff =true;$('.Collection').on('click',function(){if(collOff){$(this).addClass('active') }else{$(this).removeClass('active') } collOff =!collOff;layer.alert('请按 Ctrl + D 收藏此页面');});index.arrowutil();$('.getQrcode').on('click',function(){var title =$(this).attr('title');getQR(window.location.href,title);});});proxyImage('.article');adjustImageSize('.article');$(window).resize(function() {adjustImageSize('.article');});</script> <script>var _hmt =_hmt ||[];(function() {var hm =document.createElement("script");hm.src ="https://hm.baidu.com/hm.js?a2943f81fb37ac0c1956a3fddee9374c";var s =document.getElementsByTagName("script")[0];s.parentNode.insertBefore(hm,s);})();</script> <script type="text/javascript" src="//js.users.51.la/21800041.js"></script> </body> </html>