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>
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.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
}
}
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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 >
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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
}
}
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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 >
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希望本文所述对大家asp.net程序设计有所帮助。