第1种方法:
用server.Execute(path As String,writer As Sysetem.IO.TextWriter) 方法,这种方法很简单,向服务器放松动态网页请求,获取页面的客户端html代码,然后把内容写进文件里.这种方法写起来比较简单:
第2种方法:
这个方法跟第1种方法相似(也是需要读取网页内容),用System.Net.WebRequest.Create(path As String)方法建里一个需要读取的网页的webRequest,再获得它的WebResponse,再以流的形式写入文件.
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Dim wReq As System.Net.WebRequest = System.Net.WebRequest.Create("http://localhost/newsSzhome/manage/newstemplate.aspx"
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Dim wResp As System.Net.WebResponse = wReq.GetResponse
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Dim srs As System.IO.Stream = wResp.GetResponseStream
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Dim sr As System.IO.StreamReader = New System.IO.StreamReader(srs, System.Text.Encoding.Default) 'GetEncoding("gb2312"))
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Dim strContent As String = sr.ReadToEnd()
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Dim filepath As String = "d://news//0001.html"
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If Not (System.IO.Directory.Exists(System.IO.Path.GetDirectoryName(filepath))) Then
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System.IO.Directory.CreateDirectory(System.IO.Path.GetDirectoryName(filepath))
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End If
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Dim sw As StreamWriter = New StreamWriter(filepath, False, System.Text.Encoding.Default)
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Try
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sw.Write(temp)
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Catch ex as Exception
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Throw ex
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Finally
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sw.Flush()
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sw.Close()
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End Try
效果就不多说了,跟第1种方法问题一样!(但是我在webservice中用上面这个方法生成时还是可以成功的,但是速度慢很多.)
第3种,就是最常用也最实用的字符替代方法String.Replace(),从文件读取模版,替换模版中的参数后输出文件,这种方法的生成速度上比第一种要快许多,而且模版内容可以用工具任意编辑
主要代码:
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
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Dim sr As New System.IO.StreamReader("d://newsDetail_template.htm", System.Text.Encoding.Default)
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Dim temp As String = sr.ReadToEnd()
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temp = temp.Replace("@$_CREATEDATE_$@", DateTime.Now.ToString)
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Dim filepath As String = "d://news//001.html"
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If Not (System.IO.Directory.Exists(System.IO.Path.GetDirectoryName(filepath))) Then
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System.IO.Directory.CreateDirectory(System.IO.Path.GetDirectoryName(filepath))
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End If
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Dim sw As StreamWriter = New StreamWriter(filepath, False, System.Text.Encoding.Default)
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Try
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sw.Write(temp)
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Catch
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Return false
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Finally
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sw.Flush()
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sw.Close()
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End Try
这个方法读取的是硬盘里的纯文件类型,在程序后台查询数据去替换掉模板文件里的特定字符.
用server.Execute(path As String,writer As Sysetem.IO.TextWriter) 方法,这种方法很简单,向服务器放松动态网页请求,获取页面的客户端html代码,然后把内容写进文件里.这种方法写起来比较简单:
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Dim swHtml As StringWriter = New StringWriter()
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Server.Execute("http://localhost/newsSzhome/manage/newstemplate.aspx, swHtml)
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Dim strContent As String = swHtml.ToString()
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Dim filepath As String = "d//news//001.html"
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If Not (System.IO.Directory.Exists(System.IO.Path.GetDirectoryName(filepath))) Then
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System.IO.Directory.CreateDirectory(System.IO.Path.GetDirectoryName(filepath))
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End If
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Dim sw As StreamWriter = New StreamWriter(filepath, False, System.Text.Encoding.Default)
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Try
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sw.Write(strContent )
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Catch ex As Exception
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Throw ex
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Finally
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sw.Flush()
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sw.Close()
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End Try
这种方法是必须读网页地址,缺点显而易见:速度慢。另外如果请求的动态页面有验证控件的话,返回的html页面却无法进行数据验证。如果在同一个项目里的程序用这个还是很好的,但是如果是要把生成程序跟网页程序分开(如写成webservice)的话,用这个方法就相当与去打开一个外网网页,效率肯定会大打折扣(而且我在webservice上用这方法根本运行不了,程序出异常!具体原因没有去探索,估计应该是权限的问题).![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
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第2种方法:
这个方法跟第1种方法相似(也是需要读取网页内容),用System.Net.WebRequest.Create(path As String)方法建里一个需要读取的网页的webRequest,再获得它的WebResponse,再以流的形式写入文件.
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第3种,就是最常用也最实用的字符替代方法String.Replace(),从文件读取模版,替换模版中的参数后输出文件,这种方法的生成速度上比第一种要快许多,而且模版内容可以用工具任意编辑
主要代码:
![](https://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
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