ASP.NET中常用功能代码总结(5)——文件操作篇
2014-10-04 21:04
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一.读取文本文件
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
/// <summary>
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 读取文本文件
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// </summary>
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![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
private void ReadFromTxtFile()
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
{
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(filePath.PostedFile.FileName != "")
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
txtFilePath =filePath.PostedFile.FileName;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
fileExtName = txtFilePath.Substring(txtFilePath.LastIndexOf(".")+1,3);
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(fileExtName !="txt" && fileExtName != "TXT")
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
Response.Write("请选择文本文件");
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
else
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
StreamReader fileStream = new StreamReader(txtFilePath,Encoding.Default);
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
txtContent.Text = fileStream.ReadToEnd();
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
fileStream.Close();
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
二.获取文件列表
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
/// <summary>
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 获取文件列表
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// </summary>
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![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
private void GetFileList()
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
{
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string strCurDir,FileName,FileExt;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///文件大小
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
long FileSize;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///最后修改时间;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DateTime FileModify;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///初始化
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(!IsPostBack)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///初始化时,默认为当前页面所在的目录
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
strCurDir = Server.MapPath(".");
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
lblCurDir.Text = strCurDir;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
txtCurDir.Text = strCurDir;
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
else
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
strCurDir = txtCurDir.Text;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
txtCurDir.Text = strCurDir;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
lblCurDir.Text = strCurDir;
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileInfo fi;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DirectoryInfo dir;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
TableCell td;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
TableRow tr;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr = new TableRow();
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///动态添加单元格内容
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td = new TableCell();
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td.Controls.Add(new LiteralControl("文件名"));
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr.Cells.Add(td);
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td = new TableCell();
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td.Controls.Add(new LiteralControl("文件类型"));
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr.Cells.Add(td);
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td = new TableCell();
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td.Controls.Add(new LiteralControl("文件大小"));
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr.Cells.Add(td);
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td = new TableCell();
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td.Controls.Add(new LiteralControl("最后修改时间"));
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr.Cells.Add(td);
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tableDirInfo.Rows.Add(tr);
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///针对当前目录建立目录引用对象
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DirectoryInfo dirInfo = new DirectoryInfo(txtCurDir.Text);
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///循环判断当前目录下的文件和目录
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
foreach(FileSystemInfo fsi in dirInfo.GetFileSystemInfos())
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileName = "";
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileExt = "";
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileSize = 0;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///如果是文件
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(fsi is FileInfo)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
fi = (FileInfo)fsi;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///取得文件名
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileName = fi.Name;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///取得文件的扩展名
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileExt = fi.Extension;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///取得文件的大小
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileSize = fi.Length;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///取得文件的最后修改时间
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileModify = fi.LastWriteTime;
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///否则是目录
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
else
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
dir = (DirectoryInfo)fsi;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///取得目录名
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileName = dir.Name;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///取得目录的最后修改时间
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileModify = dir.LastWriteTime;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///设置文件的扩展名为"文件夹"
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileExt = "文件夹";
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///动态添加表格内容
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr = new TableRow();
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td = new TableCell();
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td.Controls.Add(new LiteralControl(FileName));
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr.Cells.Add(td);
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td = new TableCell();
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td.Controls.Add(new LiteralControl(FileExt));
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr.Cells.Add(td);
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td = new TableCell();
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td.Controls.Add(new LiteralControl(FileSize.ToString()+"字节"));
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr.Cells.Add(td);
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td = new TableCell();
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td.Controls.Add(new LiteralControl(FileModify.ToString("yyyy-mm-dd hh:mm:ss")));
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr.Cells.Add(td);
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tableDirInfo.Rows.Add(tr);
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
三.读取日志文件
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
/// <summary>
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 读取日志文件
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// </summary>
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![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
private void ReadLogFile()
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
{
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///从指定的目录以打开或者创建的形式读取日志文件
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileStream fs = new FileStream(Server.MapPath("upedFile")+"\\logfile.txt", FileMode.OpenOrCreate, FileAccess.Read);
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///定义输出字符串
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
StringBuilder output = new StringBuilder();
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///初始化该字符串的长度为0
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
output.Length = 0;
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///为上面创建的文件流创建读取数据流
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
StreamReader read = new StreamReader(fs);
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///设置当前流的起始位置为文件流的起始点
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
read.BaseStream.Seek(0, SeekOrigin.Begin);
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///读取文件
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
while (read.Peek() > -1)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///取文件的一行内容并换行
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
output.Append(read.ReadLine() + "\n");
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///关闭释放读数据流
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
read.Close();
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///返回读到的日志文件内容
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
return output.ToString();
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
四.写入日志文件
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
/// <summary>
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 写入日志文件
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </summary>
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// <param name="input"></param>
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![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
private void WriteLogFile(string input)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
{
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///指定日志文件的目录
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string fname = Server.MapPath("upedFile") + "\\logfile.txt";
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///定义文件信息对象
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileInfo finfo = new FileInfo(fname);
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///判断文件是否存在以及是否大于2K
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if ( finfo.Exists && finfo.Length > 2048 )
14
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///删除该文件
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![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
finfo.Delete();
17
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
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![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///创建只写文件流
19
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using(FileStream fs = finfo.OpenWrite())
20
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
21
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///根据上面创建的文件流创建写数据流
22
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
StreamWriter w = new StreamWriter(fs);
23
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
24
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///设置写数据流的起始位置为文件流的末尾
25
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
w.BaseStream.Seek(0, SeekOrigin.End);
26
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
27
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///写入“Log Entry : ”
28
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
w.Write("\nLog Entry : ");
29
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
30
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///写入当前系统时间并换行
31
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
w.Write("{0} {1} \r\n", DateTime.Now.ToLongTimeString(),
32
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DateTime.Now.ToLongDateString());
33
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
34
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///写入日志内容并换行
35
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
w.Write(input + "\n");
36
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
37
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///写入------------------------------------“并换行
38
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
w.Write("------------------------------------\n");
39
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
40
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///清空缓冲区内容,并把缓冲区内容写入基础流
41
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
w.Flush();
42
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
43
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///关闭写数据流
44
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
w.Close();
45
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
46
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
五.创建HTML文件
1
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
/// <summary>
2
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 创建HTML文件
3
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// </summary>
4
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
private void CreateHtmlFile()
5
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
{
6
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///定义和html标记数目一致的数组
7
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string[] newContent = new string[5];
8
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
StringBuilder strhtml = new StringBuilder();
9
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
try
10
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
11
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///创建StreamReader对象
12
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using (StreamReader sr = new StreamReader(Server.MapPath("createHTML") + "\\template.html"))
13
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
14
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
String oneline;
15
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
16
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///读取指定的HTML文件模板
17
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
while ((oneline = sr.ReadLine()) != null)
18
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
19
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
strhtml.Append(oneline);
20
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
21
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
sr.Close();
22
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
23
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
24
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
catch(Exception err)
25
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
26
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///输出异常信息
27
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
Response.Write(err.ToString());
28
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
29
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///为标记数组赋值
30
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
newContent[0] = txtTitle.Text;//标题
31
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
newContent[1] = "BackColor='#cccfff'";//背景色
32
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
newContent[2] = "#ff0000";//字体颜色
33
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
newContent[3] = "100px";//字体大小
34
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
newContent[4] = txtContent.Text;//主要内容
35
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
36
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///根据上面新的内容生成html文件
37
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
try
38
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
39
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///指定要生成的HTML文件
40
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string fname = Server.MapPath("createHTML") +"\\" + DateTime.Now.ToString("yyyymmddhhmmss") + ".html";
41
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
42
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///替换html模版文件里的标记为新的内容
43
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
for(int i=0;i < 5;i++)
44
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
45
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
strhtml.Replace("$htmlkey["+i+"]",newContent[i]);
46
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
47
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///创建文件信息对象
48
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileInfo finfo = new FileInfo(fname);
49
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
50
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///以打开或者写入的形式创建文件流
51
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using(FileStream fs = finfo.OpenWrite())
52
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
53
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///根据上面创建的文件流创建写数据流
54
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
StreamWriter sw = new StreamWriter(fs,System.Text.Encoding.GetEncoding("GB2312"));
55
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
56
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///把新的内容写到创建的HTML页面中
57
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
sw.WriteLine(strhtml);
58
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
sw.Flush();
59
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
sw.Close();
60
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
61
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
62
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///设置超级链接的属性
63
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
hyCreateFile.Text = DateTime.Now.ToString("yyyymmddhhmmss")+".html";
64
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
hyCreateFile.NavigateUrl = "createHTML/"+DateTime.Now.ToString("yyyymmddhhmmss")+".html";
65
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
66
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
catch(Exception err)
67
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
68
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
Response.Write (err.ToString());
69
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
70
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
1
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
/// <summary>
2
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 读取文本文件
3
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// </summary>
4
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
private void ReadFromTxtFile()
5
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
{
6
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(filePath.PostedFile.FileName != "")
7
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
8
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
txtFilePath =filePath.PostedFile.FileName;
9
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
fileExtName = txtFilePath.Substring(txtFilePath.LastIndexOf(".")+1,3);
10
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
11
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(fileExtName !="txt" && fileExtName != "TXT")
12
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
13
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
Response.Write("请选择文本文件");
14
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
15
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
else
16
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
17
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
StreamReader fileStream = new StreamReader(txtFilePath,Encoding.Default);
18
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
txtContent.Text = fileStream.ReadToEnd();
19
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
fileStream.Close();
20
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
21
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
22
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
二.获取文件列表
1
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
/// <summary>
2
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 获取文件列表
3
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// </summary>
4
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
private void GetFileList()
5
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
{
6
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string strCurDir,FileName,FileExt;
7
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
8
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///文件大小
9
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
long FileSize;
10
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
11
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///最后修改时间;
12
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DateTime FileModify;
13
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
14
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///初始化
15
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(!IsPostBack)
16
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
17
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///初始化时,默认为当前页面所在的目录
18
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
strCurDir = Server.MapPath(".");
19
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
lblCurDir.Text = strCurDir;
20
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
txtCurDir.Text = strCurDir;
21
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
22
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
else
23
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
24
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
strCurDir = txtCurDir.Text;
25
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
txtCurDir.Text = strCurDir;
26
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
lblCurDir.Text = strCurDir;
27
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
28
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileInfo fi;
29
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DirectoryInfo dir;
30
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
TableCell td;
31
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
TableRow tr;
32
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr = new TableRow();
33
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
34
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///动态添加单元格内容
35
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td = new TableCell();
36
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td.Controls.Add(new LiteralControl("文件名"));
37
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr.Cells.Add(td);
38
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td = new TableCell();
39
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td.Controls.Add(new LiteralControl("文件类型"));
40
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr.Cells.Add(td);
41
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td = new TableCell();
42
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td.Controls.Add(new LiteralControl("文件大小"));
43
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr.Cells.Add(td);
44
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td = new TableCell();
45
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td.Controls.Add(new LiteralControl("最后修改时间"));
46
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr.Cells.Add(td);
47
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
48
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tableDirInfo.Rows.Add(tr);
49
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
50
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///针对当前目录建立目录引用对象
51
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DirectoryInfo dirInfo = new DirectoryInfo(txtCurDir.Text);
52
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
53
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///循环判断当前目录下的文件和目录
54
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
foreach(FileSystemInfo fsi in dirInfo.GetFileSystemInfos())
55
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
56
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileName = "";
57
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileExt = "";
58
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileSize = 0;
59
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
60
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///如果是文件
61
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(fsi is FileInfo)
62
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
63
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
fi = (FileInfo)fsi;
64
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
65
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///取得文件名
66
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileName = fi.Name;
67
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
68
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///取得文件的扩展名
69
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileExt = fi.Extension;
70
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
71
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///取得文件的大小
72
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileSize = fi.Length;
73
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
74
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///取得文件的最后修改时间
75
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileModify = fi.LastWriteTime;
76
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
77
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
78
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///否则是目录
79
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
else
80
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
81
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
dir = (DirectoryInfo)fsi;
82
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
83
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///取得目录名
84
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileName = dir.Name;
85
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
86
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///取得目录的最后修改时间
87
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileModify = dir.LastWriteTime;
88
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
89
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///设置文件的扩展名为"文件夹"
90
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileExt = "文件夹";
91
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
92
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
93
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///动态添加表格内容
94
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr = new TableRow();
95
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td = new TableCell();
96
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td.Controls.Add(new LiteralControl(FileName));
97
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr.Cells.Add(td);
98
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td = new TableCell();
99
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td.Controls.Add(new LiteralControl(FileExt));
100
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr.Cells.Add(td);
101
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td = new TableCell();
102
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td.Controls.Add(new LiteralControl(FileSize.ToString()+"字节"));
103
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr.Cells.Add(td);
104
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td = new TableCell();
105
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
td.Controls.Add(new LiteralControl(FileModify.ToString("yyyy-mm-dd hh:mm:ss")));
106
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tr.Cells.Add(td);
107
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tableDirInfo.Rows.Add(tr);
108
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
109
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
三.读取日志文件
1
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
/// <summary>
2
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 读取日志文件
3
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// </summary>
4
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
private void ReadLogFile()
5
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
{
6
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///从指定的目录以打开或者创建的形式读取日志文件
7
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileStream fs = new FileStream(Server.MapPath("upedFile")+"\\logfile.txt", FileMode.OpenOrCreate, FileAccess.Read);
8
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
9
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///定义输出字符串
10
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
StringBuilder output = new StringBuilder();
11
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
12
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///初始化该字符串的长度为0
13
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
output.Length = 0;
14
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
15
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///为上面创建的文件流创建读取数据流
16
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
StreamReader read = new StreamReader(fs);
17
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
18
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///设置当前流的起始位置为文件流的起始点
19
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
read.BaseStream.Seek(0, SeekOrigin.Begin);
20
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
21
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///读取文件
22
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
while (read.Peek() > -1)
23
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
24
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///取文件的一行内容并换行
25
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
output.Append(read.ReadLine() + "\n");
26
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
27
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
28
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///关闭释放读数据流
29
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
read.Close();
30
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
31
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///返回读到的日志文件内容
32
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
return output.ToString();
33
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
四.写入日志文件
1
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
/// <summary>
2
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 写入日志文件
3
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </summary>
4
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// <param name="input"></param>
5
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
private void WriteLogFile(string input)
6
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
{
7
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///指定日志文件的目录
8
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string fname = Server.MapPath("upedFile") + "\\logfile.txt";
9
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///定义文件信息对象
10
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileInfo finfo = new FileInfo(fname);
11
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
12
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///判断文件是否存在以及是否大于2K
13
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if ( finfo.Exists && finfo.Length > 2048 )
14
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
15
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///删除该文件
16
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
finfo.Delete();
17
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
18
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///创建只写文件流
19
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using(FileStream fs = finfo.OpenWrite())
20
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
21
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///根据上面创建的文件流创建写数据流
22
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
StreamWriter w = new StreamWriter(fs);
23
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
24
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///设置写数据流的起始位置为文件流的末尾
25
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
w.BaseStream.Seek(0, SeekOrigin.End);
26
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
27
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///写入“Log Entry : ”
28
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
w.Write("\nLog Entry : ");
29
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
30
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///写入当前系统时间并换行
31
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
w.Write("{0} {1} \r\n", DateTime.Now.ToLongTimeString(),
32
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DateTime.Now.ToLongDateString());
33
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
34
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///写入日志内容并换行
35
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
w.Write(input + "\n");
36
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
37
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///写入------------------------------------“并换行
38
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
w.Write("------------------------------------\n");
39
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
40
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///清空缓冲区内容,并把缓冲区内容写入基础流
41
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
w.Flush();
42
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
43
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///关闭写数据流
44
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
w.Close();
45
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
46
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
五.创建HTML文件
1
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
/// <summary>
2
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 创建HTML文件
3
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// </summary>
4
![](http://www.cnblogs.com/Images/OutliningIndicators/None.gif)
private void CreateHtmlFile()
5
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
{
6
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///定义和html标记数目一致的数组
7
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string[] newContent = new string[5];
8
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
StringBuilder strhtml = new StringBuilder();
9
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
try
10
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
11
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///创建StreamReader对象
12
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using (StreamReader sr = new StreamReader(Server.MapPath("createHTML") + "\\template.html"))
13
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
14
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
String oneline;
15
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
16
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///读取指定的HTML文件模板
17
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
while ((oneline = sr.ReadLine()) != null)
18
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
19
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
strhtml.Append(oneline);
20
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
21
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
sr.Close();
22
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
23
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
24
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
catch(Exception err)
25
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
26
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///输出异常信息
27
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
Response.Write(err.ToString());
28
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
29
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///为标记数组赋值
30
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
newContent[0] = txtTitle.Text;//标题
31
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
newContent[1] = "BackColor='#cccfff'";//背景色
32
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
newContent[2] = "#ff0000";//字体颜色
33
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
newContent[3] = "100px";//字体大小
34
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
newContent[4] = txtContent.Text;//主要内容
35
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
36
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///根据上面新的内容生成html文件
37
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
try
38
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
39
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///指定要生成的HTML文件
40
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string fname = Server.MapPath("createHTML") +"\\" + DateTime.Now.ToString("yyyymmddhhmmss") + ".html";
41
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
42
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///替换html模版文件里的标记为新的内容
43
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
for(int i=0;i < 5;i++)
44
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
45
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
strhtml.Replace("$htmlkey["+i+"]",newContent[i]);
46
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
47
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///创建文件信息对象
48
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
FileInfo finfo = new FileInfo(fname);
49
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
50
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///以打开或者写入的形式创建文件流
51
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using(FileStream fs = finfo.OpenWrite())
52
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
53
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///根据上面创建的文件流创建写数据流
54
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
StreamWriter sw = new StreamWriter(fs,System.Text.Encoding.GetEncoding("GB2312"));
55
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
56
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///把新的内容写到创建的HTML页面中
57
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
sw.WriteLine(strhtml);
58
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
sw.Flush();
59
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
sw.Close();
60
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
61
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
62
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
///设置超级链接的属性
63
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
hyCreateFile.Text = DateTime.Now.ToString("yyyymmddhhmmss")+".html";
64
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
hyCreateFile.NavigateUrl = "createHTML/"+DateTime.Now.ToString("yyyymmddhhmmss")+".html";
65
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
66
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
catch(Exception err)
67
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
{
68
![](http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
Response.Write (err.ToString());
69
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
70
![](http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
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