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这个由微软提供的组件已经编译好了的,无需自己再写代码,直接用就行:)
 对于Web.Config设置一下:
 
 在<configuration>节最开始加上:
 
 
 
 <configSections>
 <section name="RewriterConfig" type="URLRewriter.Config.RewriterConfigSerializerSectionHandler, URLRewriter" />
 </configSections>
 在<configuration>节中加上:
 
 
 
 <RewriterConfig>
 <Rules>
 <RewriterRule>
 <LookFor>~/News,(d{4}),(d{1,2}),(d{1,2}),(d{1,9}).aspx</LookFor>
 <SendTo>~/news_view.aspx?newsid=$4</SendTo>
 </RewriterRule>
 <RewriterRule>
 <LookFor>~/(d{4})/(d{2})/Default.aspx</LookFor>
 <SendTo><![CDATA[~/news_view.aspx?year=$1&month=$2]]></SendTo>
 </RewriterRule>
 </Rules>
 </RewriterConfig>
 
 在<system.web>节加上:
 
 
 
 <httpModules>
 <add type="URLRewriter.ModuleRewriter, URLRewriter" name="ModuleRewriter" />
 </httpModules>
 处理一下链接:
 
 news.aspx
 
 
 private void Page_Load(object sender, System.EventArgs e)
 {
 // 在此处放置用户代码以初始化页面
 DataTable dt=new DataProvider().GetNewsToIndexPage(1);
 //格式化URL
 UrlFormat formats=new UrlFormat();
 
 lbNews.Text = "<ul>";
 if (dt.Rows.Count>0)
 {
 int counter=0;
 while (counter < dt.Rows.Count)
 {
 lbNews.Text += "<li><a href="" + formats.NewsUrl((DateTime)dt.Rows[counter]["NewsPubTime"],Convert.ToInt32(dt.Rows[counter]["NewsID"])) + "" target="_blank">" + dt.Rows[counter]["NewsTitle"].ToString() + "</a></li>";
 counter++;
 }
 }
 else
 {
 lbNews.Text="<li style="color:red">暂无内容</li>";
 }
 lbNews.Text += "</ul>";
 dt.Clear();
 dt.Dispose();
 
 }
 UrlFormat.cs
 
 
 
 public class UrlFormat
 {
 
 public UrlFormat()
 {
 }
 
 public virtual string NewsUrl(DateTime dt,int NewsID)
 {
 return GetUrl("News,{0},{1},{2}," + NewsID + ".aspx",dt.Year,dt.Month,dt.Day);
 }
 
 protected virtual string GetUrl(string pattern, params object[] items)
 {
 return string.Format(pattern,items);
 }
 
 }
 
 
 格式化为:
 news,2004,8,13,123.aspx
 
 指向:
 news.aspx?参数=some parameter
 
 
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