本文实例讲述了asp.net创建XML文件的方法。分享给大家供大家参考,具体如下:
方法一:按照XML的结构一步一步的构建XML文档.
通过.Net FrameWork SDK中的命名空间"System.Xml"中封装的各种类来实现的
方法一:按照XML的结构一步一步的构建XML文档.
通过.Net FrameWork SDK中的命名空间"System.Xml"中封装的各种类来实现的
方法二:直接定影XML文档,然后保存到文件。
通过"XmlDocument"类中的"LoadXml"方法
.aspx前台代码:
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<%@ Page Language= "C#" AutoEventWireup= "true" CodeFile= "Default4.aspx.cs" Inherits= "Default4" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd" > <html xmlns= "http://www.w3.org/1999/xhtml" > <head runat= "server" > <title></title> </head> <body> <form id= "form1" runat= "server" > <div> <asp:Button ID= "btn" runat= "server" OnClick= "btn1_OnClick" Text= "创建xml的第一种方法" /><br /> <asp:Button ID= "btn2" runat= "server" OnClick= "btn2_OnClick" Text= "创建xml的第二种方法" /> </div> </form> </body> </html> |
.cs后台代码实现如下:
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using System; using System.Collections.Generic; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; using System.Text; using System.Xml; public partial class Default4 : System.Web.UI.Page { protected void Page_Load( object sender, EventArgs e) { } //创建xml文件方法一 protected void btn1_OnClick( object sender, EventArgs e) { XmlText xmltext; XmlDocument xmldoc = new XmlDocument(); //加入XML的声明段落 XmlNode xmlnode = xmldoc.CreateXmlDeclaration( "1.0" , "gb2312" , null ); xmldoc.AppendChild(xmlnode); //加入一个根元素 XmlElement xmlelem = xmldoc.CreateElement( "" , "bookstore" , "" ); xmltext = xmldoc.CreateTextNode( "" ); xmlelem.AppendChild(xmltext); xmldoc.AppendChild(xmlelem); //加入一个子元素 XmlElement xmlelem1 = xmldoc.CreateElement( "" , "book" , "" ); xmltext = xmldoc.CreateTextNode( "" ); xmlelem1.AppendChild(xmltext); //为子元素"book"增加两个属性 xmlelem1.SetAttribute( "genre" , "" , "fantasy" ); xmlelem1.SetAttribute( "ISBN" , "2-3631-4" ); xmldoc.ChildNodes.Item(1).AppendChild(xmlelem1); //创建三个子元素的子元素 XmlElement xmlelem2 = xmldoc.CreateElement( "" , "title" , "" ); xmltext = xmldoc.CreateTextNode( "Oberon's Legacy" ); xmlelem2.AppendChild(xmltext); xmldoc.ChildNodes.Item(1).AppendChild(xmlelem1).AppendChild(xmlelem2); XmlElement xmlelem3 = xmldoc.CreateElement( "" , "author" , "" ); xmltext = xmldoc.CreateTextNode( "Corets, Eva" ); xmlelem3.AppendChild(xmltext); xmldoc.ChildNodes.Item(1).AppendChild(xmlelem1).AppendChild(xmlelem3); XmlElement xmlelem4 = xmldoc.CreateElement( "" , "price" , "" ); xmltext = xmldoc.CreateTextNode( "5.95" ); xmlelem4.AppendChild(xmltext); xmldoc.ChildNodes.Item(1).AppendChild(xmlelem1).AppendChild(xmlelem4); xmldoc.Save(Server.MapPath( "bookstore.xml" )); //保存 } //创建xml文件方法二 protected void btn2_OnClick( object sender, EventArgs e) { XmlDocument xmldoc = new XmlDocument(); //创建空的XML文档 xmldoc.LoadXml( "<?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>" + "</bookstore>" ); xmldoc.Save(Server.MapPath( "bookstore2.xml" )); //保存 } } |
比较:第一种创建起来更加灵活,而第二种创建起来更加方便。最终创建的xml文件如下:(两种方法创建效果都是一样的)
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<? 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 > </ bookstore > |
方法二:直接定影XML文档,然后保存到文件。
通过"XmlDocument"类中的"LoadXml"方法
.aspx前台代码:
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<%@ Page Language= "C#" AutoEventWireup= "true" CodeFile= "Default4.aspx.cs" Inherits= "Default4" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd" > <html xmlns= "http://www.w3.org/1999/xhtml" > <head runat= "server" > <title></title> </head> <body> <form id= "form1" runat= "server" > <div> <asp:Button ID= "btn" runat= "server" OnClick= "btn1_OnClick" Text= "创建xml的第一种方法" /><br /> <asp:Button ID= "btn2" runat= "server" OnClick= "btn2_OnClick" Text= "创建xml的第二种方法" /> </div> </form> </body> </html> |
.cs后台代码实现如下:
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using System; using System.Collections.Generic; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; using System.Text; using System.Xml; public partial class Default4 : System.Web.UI.Page { protected void Page_Load( object sender, EventArgs e) { } //创建xml文件方法一 protected void btn1_OnClick( object sender, EventArgs e) { XmlText xmltext; XmlDocument xmldoc = new XmlDocument(); //加入XML的声明段落 XmlNode xmlnode = xmldoc.CreateXmlDeclaration( "1.0" , "gb2312" , null ); xmldoc.AppendChild(xmlnode); //加入一个根元素 XmlElement xmlelem = xmldoc.CreateElement( "" , "bookstore" , "" ); xmltext = xmldoc.CreateTextNode( "" ); xmlelem.AppendChild(xmltext); xmldoc.AppendChild(xmlelem); //加入一个子元素 XmlElement xmlelem1 = xmldoc.CreateElement( "" , "book" , "" ); xmltext = xmldoc.CreateTextNode( "" ); xmlelem1.AppendChild(xmltext); //为子元素"book"增加两个属性 xmlelem1.SetAttribute( "genre" , "" , "fantasy" ); xmlelem1.SetAttribute( "ISBN" , "2-3631-4" ); xmldoc.ChildNodes.Item(1).AppendChild(xmlelem1); //创建三个子元素的子元素 XmlElement xmlelem2 = xmldoc.CreateElement( "" , "title" , "" ); xmltext = xmldoc.CreateTextNode( "Oberon's Legacy" ); xmlelem2.AppendChild(xmltext); xmldoc.ChildNodes.Item(1).AppendChild(xmlelem1).AppendChild(xmlelem2); XmlElement xmlelem3 = xmldoc.CreateElement( "" , "author" , "" ); xmltext = xmldoc.CreateTextNode( "Corets, Eva" ); xmlelem3.AppendChild(xmltext); xmldoc.ChildNodes.Item(1).AppendChild(xmlelem1).AppendChild(xmlelem3); XmlElement xmlelem4 = xmldoc.CreateElement( "" , "price" , "" ); xmltext = xmldoc.CreateTextNode( "5.95" ); xmlelem4.AppendChild(xmltext); xmldoc.ChildNodes.Item(1).AppendChild(xmlelem1).AppendChild(xmlelem4); xmldoc.Save(Server.MapPath( "bookstore.xml" )); //保存 } //创建xml文件方法二 protected void btn2_OnClick( object sender, EventArgs e) { XmlDocument xmldoc = new XmlDocument(); //创建空的XML文档 xmldoc.LoadXml( "<?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>" + "</bookstore>" ); xmldoc.Save(Server.MapPath( "bookstore2.xml" )); //保存 } } |
比较:第一种创建起来更加灵活,而第二种创建起来更加方便。最终创建的xml文件如下:(两种方法创建效果都是一样的)
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<? 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 > </ bookstore > |
希望本文所述对大家asp.net程序设计有所帮助。