Xml文件如下：
<?xml version = "1.0" encoding = "utf-8" ?>
<Advertisements>
<Ad>
<ImageUrl> 001 .jpg</ImageUrl>
<NavigateUrl> 001 .aspx</NavigateUrl>
<Impressions> 10 </Impressions>
<Keyword>gucas 01 </Keyword>
</Ad>
<Ad>
<ImageUrl> 002 .jpg</ImageUrl>
<NavigateUrl> 002 .aspx</NavigateUrl>
<Impressions> 20 </Impressions>
<Keyword>gucas 02 </Keyword>
</Ad>
<Ad>
<ImageUrl> 003 .jpg</ImageUrl>
<NavigateUrl> 003 .aspx</NavigateUrl>
<Impressions> 30 </Impressions>
<Keyword>gucas 03 </Keyword>
</Ad>
<Ad>
<ImageUrl> 004 .jpg</ImageUrl>
<NavigateUrl> 004 .aspx</NavigateUrl>
<Impressions> 40 </Impressions>
<Keyword>gucas 04 </Keyword>
</Ad>
<Ad>
<ImageUrl> 005 .jpg</ImageUrl>
<NavigateUrl> 005 .aspx</NavigateUrl>
<Impressions> 50 </Impressions>
<Keyword>gucas 05 </Keyword>
</Ad>
<Ad>
<ImageUrl>google.gif</ImageUrl>
<NavigateUrl>http : //www.google.com</NavigateUrl>
<Impressions> 30 </Impressions>
<Keyword>google</Keyword>
</Ad>
</Advertisements>
对XML文件的操作
/// <summary>
/// 创建XML文件
/// </summary>
/// <param name="filename"></param>
public void CreateXmlFile( string filename)
{
XmlDocument xmldoc = new XmlDocument();
XmlNode node;
node = xmldoc.CreateXmlDeclaration( "1.0" , "utf-8" , null );
xmldoc.AppendChild(node);
XmlNode root = xmldoc.CreateElement( "Users" );
xmldoc.AppendChild(root);
CreateNode(xmldoc, root, "UserName" , "zhengyd" );
CreateNode(xmldoc, root, "Email" , "zhengyd@gucas.ac,cn" );
CreateNode(xmldoc, root, "Url" , "www.gucas.an,cn" );
CreateNode(xmldoc, root, "Age" , "27" );
try
{
xmldoc.Save(Server.MapPath(filename));
Response.Write( "创建XML文件myxml.xml成功!" );
}
catch (Exception ex)
{
Response.Write(ex.Message);
}
}
/// <summary>
/// 写入XML文件
/// </summary>
/// <param name="file"></param>
public void WriteXmlFile( string file)
{
XmlDocument xmdoc = new XmlDocument();
try
{
xmdoc.Load(Server.MapPath(file));
XmlNode root = xmdoc.SelectSingleNode( "Advertisements" );
if (root != null )
{
XmlNode node = xmdoc.CreateNode(XmlNodeType.Element, "Ad" , null );
CreateNode(xmdoc, node, "ImageUrl" , "google.gif" );
CreateNode(xmdoc, node, "NavigateUrl" , "#0cf618c9f4c1fce4e05973e50f15ee2 c# " );
CreateNode(xmdoc, node, "Impressions" , "30" );
CreateNode(xmdoc, node, "Keyword" , "google" );
root.AppendChild(node);
}
xmdoc.Save(Server.MapPath(file));
Response.Write( "写入XML文件XMLFile.xml成功。<br>" );
}
catch (Exception ex) {
Response.Write(ex.Message);
}
}
/// <summary>
/// 创建节点
/// </summary>
/// <param name="xmldoc"></param>
/// <param name="parentnode"></param>
/// <param name="name"></param>
/// <param name="value"></param>
public void CreateNode(XmlDocument xmldoc, XmlNode parentnode, string name, string value)
{
XmlNode node = xmldoc.CreateNode(XmlNodeType.Element, name, null );
node.InnerText = value;
parentnode.AppendChild(node);
}
/// <summary>
/// 读取XML文件
/// </summary>
/// <param name="file"></param>
private void ReadFile( string file)
{
XmlDocument xmldoc = new XmlDocument();
try
{
xmldoc.Load(Server.MapPath(file));
XmlNode node = xmldoc.SelectSingleNode( "Advertisements" );
if (node != null )
{
TreeNode root = new TreeNode();
root.Text = node.Name;
tvXml.Nodes.Add(root);
foreach (XmlNode xnode in xmldoc.SelectNodes( "Advertisements/Ad" ))
{
TreeNode tnode = new TreeNode();
tnode.Text = Server.HtmlEncode( "<" + xnode.Name + ">" );
root.ChildNodes.Add(tnode);
foreach (XmlNode xcnode in xnode.ChildNodes)
{
TreeNode tcnode = new TreeNode();
tcnode.Text = Server.HtmlEncode( "<" + xcnode.Name + ">" + xcnode.InnerText + "</" + xcnode.Name + ">" );
tnode.ChildNodes.Add(tcnode);
}
TreeNode ttnode = new TreeNode();
ttnode.Text = Server.HtmlEncode( "</" + xnode.Name + "" );
root.ChildNodes.Add(ttnode);
}
TreeNode tpnode = new TreeNode();
tpnode.Text = Server.HtmlEncode( "</" + node.Name + ">" );
tvXml.Nodes.Add(tpnode);
}
}
catch (Exception ex)
{
Response.Write(ex.Message);
}
}
以上就是本文的全部内容，希望本文的内容对大家的学习或者工作能带来一定的帮助，同时也希望多多支持服务器之家！
原文链接：http://blog.csdn.net/lengjing126/article/details/4438042
dy("nrwz");
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