ASP读取TXT

<%
dim ss(20)
set fs=server.createobject("scripting.filesystemobject") 
file=server.mappath("qq.txt") 
set txt=fs.opentextfile(file,1,true) 
for n=1 to 20 ‘读取前二十行
if txt.atendofstream then exit for
'do not txt.atendofstream
line=txt.readline
'a=instr(line,"-")
's=left(line,a)
response.write line & "<br>" 
'loop
next
%>

'ReadLine：从文件中读取一行数据 
'Read(N)：从文件中读取N个字节的数据 
'ReadAll：读取文件中的所有数据

========================FSO=============================

究级FSO函数，推荐使用。 
<% 
Class Cls_FSO 
Public objFSO 
Private Sub Class_Initialize() 
Set objFSO = Server.CreateObject("Scripting.FileSystemObject") 
End Sub 
Private Sub class_terminate() 
Set objFSO = Nothing 
End Sub 

'=======文件操作======== 
'取文件大小 
Public Function GetFileSize(FileName) 
Dim f 
If ReportFileStatus(FileName) = 1 Then 
Set f = objFSO.Getfile(FileName) 
GetFileSize = f.Size 
Else 
GetFileSize = -1 
End if 
End Function 

'文件删除 
Public Function deleteAFile(FileSpec) 
If ReportFileStatus(FileSpec) = 1 Then 
objFSO.deleteFile(FileSpec) 
deleteAFile = 1 
Else 
deleteAFile = -1 
End if 
End Function 

'显示文件列表 
Public Function ShowFileList(FolderSpec) 
Dim f, f1, fc, s 
If ReportFolderStatus(FolderSpec) = 1 Then 
Set f = objFSO.GetFolder(FolderSpec) 
Set fc = f.Files 
For Each f1 in fc 
s = s & f1.name 
s = s & "|" 
Next 
ShowFileList = s 
Else 
ShowFileList = -1 
End if 
End Function 

'文件复制 
Public Function CopyAFile(SourceFile, DestinationFile) 
Dim MyFile 
If ReportFileStatus(SourceFile) = 1 Then 
Set MyFile = objFSO.GetFile(SourceFile) 
MyFile.Copy (DestinationFile) 
CopyAFile = 1 
Else 
CopyAFile = -1 
End if 
End Function 

'文件移动 
Public Function MoveAFile(SourceFile,DestinationFile) 
If ReportFileStatus(SourceFile) = 1 And ReportFileStatus(DestinationFileORPath) = -1 Then 
objFSO.MoveFile SourceFile,DestinationFileORPath 
MoveAFile = 1 
Else 
MoveAFile = -1 
End if 
End Function 

'文件是否存在？ 
Public Function ReportFileStatus(FileName) 
Dim msg 
msg = -1 
If (objFSO.FileExists(FileName)) Then 
msg = 1 
Else 
msg = -1 
End If 
ReportFileStatus = msg 
End Function 

'文件创建日期 
Public Function ShowDatecreated(FileSpec) 
Dim f 
If ReportFileStatus(FileSpec) = 1 Then 
Set f = objFSO.GetFile(FileSpec) 
ShowDatecreated = f.Datecreated 
Else 
ShowDatecreated = -1 
End if 
End Function 

'文件属性 
Public Function GetAttributes(FileName) 
Dim f 
Dim strFileAttributes 
If ReportFileStatus(FileName) = 1 Then 
Set f = objFSO.GetFile(FileName) 
select Case f.attributes 
Case 0 strFileAttributes = "普通文件。没有设置任何属性。 " 
Case 1 strFileAttributes = "只读文件。可读写。 " 
Case 2 strFileAttributes = "隐藏文件。可读写。 " 
Case 4 strFileAttributes = "系统文件。可读写。 " 
Case 16 strFileAttributes = "文件夹或目录。只读。 " 
Case 32 strFileAttributes = "上次备份后已更改的文件。可读写。 " 
Case 1024 strFileAttributes = "链接或快捷方式。只读。 " 
Case 2048 strFileAttributes = " 压缩文件。只读。" 
End select 
GetAttributes = strFileAttributes 
Else 
GetAttributes = -1 
End if 
End Function 

'最后一次访问/最后一次修改时间 
Public Function ShowFileAccessInfo(FileName,InfoType) 
'//功能：显示文件创建时信息 
'//形参：文件名,信息类别 
'// 1 -----创建时间 
'// 2 -----上次访问时间 
'// 3 -----上次修改时间 
'// 4 -----文件路径 
'// 5 -----文件名称 
'// 6 -----文件类型 
'// 7 -----文件大小 
'// 8 -----父目录 
'// 9 -----根目录 
Dim f, s 
If ReportFileStatus(FileName) = 1 then 
Set f = objFSO.GetFile(FileName) 
select Case InfoType 
Case 1 s = f.Datecreated 
Case 2 s = f.DateLastAccessed 
Case 3 s = f.DateLastModified 
Case 4 s = f.Path 
Case 5 s = f.Name 
Case 6 s = f.Type 
Case 7 s = f.Size 
Case 8 s = f.ParentFolder 
Case 9 s = f.RootFolder 
End select 
ShowFileAccessInfo = s 
ELse 
ShowFileAccessInfo = -1 
End if 
End Function 

'写文本文件 
Public Function WriteTxtFile(FileName,TextStr,WriteORAppendType) 
Const ForReading = 1, ForWriting = 2 , ForAppending = 8 
Dim f, m 
select Case WriteORAppendType 
Case 1: '文件进行写操作 
Set f = objFSO.OpenTextFile(FileName, ForWriting, True) 
f.Write TextStr 
f.Close 
If ReportFileStatus(FileName) = 1 then 
WriteTxtFile = 1 
Else 
WriteTxtFile = -1 
End if 
Case 2: '文件末尾进行写操作 
If ReportFileStatus(FileName) = 1 then 
Set f = objFSO.OpenTextFile(FileName, ForAppending) 
f.Write TextStr 
f.Close 
WriteTxtFile = 1 
Else 
WriteTxtFile = -1 
End if 
End select 
End Function 

'读文本文件 
Public Function ReadTxtFile(FileName) 
Const ForReading = 1, ForWriting = 2 
Dim f, m 
If ReportFileStatus(FileName) = 1 then 
Set f = objFSO.OpenTextFile(FileName, ForReading) 
m = f.ReadLine 
ReadTxtFile = m 
f.Close 
Else 
ReadTxtFile = -1 
End if 
End Function 

'建立文本文件 

'=======目录操作======== 
'取目录大小 
Public Function GetFolderSize(FolderName) 
Dim f 
If ReportFolderStatus(FolderName) = 1 Then 
Set f = objFSO.GetFolder(FolderName) 
GetFolderSize = f.Size 
Else 
GetFolderSize = -1 
End if 
End Function 

'创建的文件夹 
Public Function createFolderDemo(FolderName) 
Dim f 
If ReportFolderStatus(Folderspec) = 1 Then 
createFolderDemo = -1 
Else 
Set f = objFSO.createFolder(FolderName) 
createFolderDemo = 1 
End if 
End Function 

'目录删除 
Public Function deleteAFolder(Folderspec) 
Response.write Folderspec 
If ReportFolderStatus(Folderspec) = 1 Then 
objFSO.deleteFolder (Folderspec) 
deleteAFolder = 1 
Else 
deleteAFolder = -1 
End if 
End Function 

'显示目录列表 
Public Function ShowFolderList(FolderSpec) 
Dim f, f1, fc, s 
If ReportFolderStatus(FolderSpec) = 1 Then 
Set f = objFSO.GetFolder(FolderSpec) 
Set fc = f.SubFolders 
For Each f1 in fc 
s = s & f1.name 
s = s & "|" 
Next 
ShowFolderList = s 
Else 
ShowFolderList = -1 
End if 
End Function 

'目录复制 
Public Function CopyAFolder(SourceFolder,DestinationFolder) 
objFSO.CopyFolder SourceFolder,DestinationFolder 
CopyAFolder = 1 
CopyAFolder = -1 
End Function 


'目录进行移动 
Public Function MoveAFolder(SourcePath,DestinationPath) 
If ReportFolderStatus(SourcePath)=1 And ReportFolderStatus(DestinationPath)=0 Then 
objFSO.MoveFolder SourcePath, DestinationPath 
MoveAFolder = 1 
Else 
MoveAFolder = -1 
End if 
End Function 

'判断目录是否存在 
Public Function ReportFolderStatus(fldr) 
Dim msg 
msg = -1 
If (objFSO.FolderExists(fldr)) Then 
msg = 1 
Else 
msg = -1 
End If 
ReportFolderStatus = msg 
End Function 

'目录创建时信息 
Public Function ShowFolderAccessInfo(FolderName,InfoType) 
'//功能：显示目录创建时信息 
'//形参：目录名,信息类别 
'// 1 -----创建时间 
'// 2 -----上次访问时间 
'// 3 -----上次修改时间 
'// 4 -----目录路径 
'// 5 -----目录名称 
'// 6 -----目录类型 
'// 7 -----目录大小 
'// 8 -----父目录 
'// 9 -----根目录 
Dim f, s 
If ReportFolderStatus(FolderName) = 1 then 
Set f = objFSO.GetFolder(FolderName) 
select Case InfoType 
Case 1 s = f.Datecreated 
Case 2 s = f.DateLastAccessed 
Case 3 s = f.DateLastModified 
Case 4 s = f.Path 
Case 5 s = f.Name 
Case 6 s = f.Type 
Case 7 s = f.Size 
Case 8 s = f.ParentFolder 
Case 9 s = f.RootFolder 
End select 
ShowFolderAccessInfo = s 
ELse 
ShowFolderAccessInfo = -1 
End if 
End Function 

'遍历目录 
Public Function DisplayLevelDepth(pathspec) 
Dim f, n ,Path 
Set f = objFSO.GetFolder(pathspec) 
If f.IsRootFolder Then 
DisplayLevelDepth ="指定的文件夹是根文件夹。"&RootFolder 
Else 
Do Until f.IsRootFolder 
Path = Path & f.Name &"<br>" 
Set f = f.ParentFolder 
n = n + 1 
Loop 
DisplayLevelDepth ="指定的文件夹是嵌套级为 " & n & " 的文件夹。<br>" & Path 
End If 
End Function 

'========磁盘操作======== 
'驱动器是否存在？ 
Public Function ReportDriveStatus(drv) 
Dim msg 
msg = -1 
If objFSO.DriveExists(drv) Then 
msg = 1 
Else 
msg = -1 
End If 
ReportDriveStatus = msg 
End Function 

'可用的返回类型包括 FAT、NTFS 和 CDFS。 
Public Function ShowFileSystemType(drvspec) 
Dim d 
If ReportDriveStatus(drvspec) = 1 Then 
Set d = objFSO.GetDrive(drvspec) 
ShowFileSystemType = d.FileSystem 
ELse 
ShowFileSystemType = -1 
End if 
End Function 
End Class 
%>