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file.asp
Package: i2event.com.rar [view]
Upload User: jinglin
Upload Date: 2021-12-20
Package Size: 545k
Code Size: 15k
Category:
Other windows programs
Development Platform:
VBScript
- <% Option Explicit %>
- <html>
- <head>
- <title>filesystemobject sample(tsj搜集)</title>
- </head>
- <body>
- <%
- ' FileSystemObject 示例代码
- '
- 'Copyright 1998 Microsoft Corporation。保留所有权利。
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' 对于代码质量:
- '
- ' 1) 下面的代码有许多字符串操作,用"&"运算符来把短字符串连接在一起。由于
- ' 字符串连接是费时的,所以这是一种低效率的写代码方法。无论如何,它是
- ' 一种非常好维护的写代码方法,并且在这儿使用了这种方法,因为该程序执行
- ' 大量的磁盘操作,而磁盘操作比连接字符串所需的内存操作要慢得多。
- ' 记住这是示范代码,而不是产品代码。
- '
- ' 2) 使用了 "Option Explicit",因为访问声明过的变量,比访问未声明的变量要
- ' 稍微快一些。它还能阻止在代码中发生错误,例如,把 DriveTypeCDROM 误拼
- ' 成了 DriveTypeCDORM 。
- '
- ' 3) 为了使代码更可读,该代码中没有错误处理。虽然采取了防范措施,来保证代码
- ' 在普通情况下没有错误,但文件系统是不可预知的。在产品代码中,使用
- ' On Error Resume Next 和 Err 对象来捕获可能发生的错误。
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' 一些容易取得的全局变量
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- Dim TabStop
- Dim NewLine
- Const TestDrive = "C"
- Const TestFilePath = "C:Test"
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' 由 Drive.DriveType 返回的常数
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- Const DriveTypeRemovable = 1
- Const DriveTypeFixed = 2
- Const DriveTypeNetwork = 3
- Const DriveTypeCDROM = 4
- Const DriveTypeRAMDisk = 5
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' 由 File.Attributes 返回的常数
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- Const FileAttrNormal = 0
- Const FileAttrReadOnly = 1
- Const FileAttrHidden = 2
- Const FileAttrSystem = 4
- Const FileAttrVolume = 8
- Const FileAttrDirectory = 16
- Const FileAttrArchive = 32
- Const FileAttrAlias = 64
- Const FileAttrCompressed = 128
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' 用来打开文件的常数
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- Const OpenFileForReading = 1
- Const OpenFileForWriting = 2
- Const OpenFileForAppending = 8
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' ShowDriveType
- '
- ' 目的:
- '
- ' 生成一个字符串,来描述给定 Drive 对象的驱动器类型。
- '
- ' 示范下面的内容
- '
- ' - Drive.DriveType
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- Function ShowDriveType(Drive)
- Dim S
- Select Case Drive.DriveType
- Case DriveTypeRemovable
- S = "Removable"
- Case DriveTypeFixed
- S = "Fixed"
- Case DriveTypeNetwork
- S = "Network"
- Case DriveTypeCDROM
- S = "CD-ROM"
- Case DriveTypeRAMDisk
- S = "RAM Disk"
- Case Else
- S = "Unknown"
- End Select
- ShowDriveType = S
- End Function
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' ShowFileAttr
- '
- ' 目的:
- '
- ' 生成一个字符串,来描述文件或文件夹的属性。
- '
- ' 示范下面的内容
- '
- ' - File.Attributes
- ' - Folder.Attributes
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- Function ShowFileAttr(File) ' File 可以是文件或文件夹
- Dim S
- Dim Attr
- Attr = File.Attributes
- If Attr = 0 Then
- ShowFileAttr = "Normal"
- Exit Function
- End If
- If Attr And FileAttrDirectory Then S = S & "Directory "
- If Attr And FileAttrReadOnly Then S = S & "Read-Only "
- If Attr And FileAttrHidden Then S = S & "Hidden "
- If Attr And FileAttrSystem Then S = S & "System "
- If Attr And FileAttrVolume Then S = S & "Volume "
- If Attr And FileAttrArchive Then S = S & "Archive "
- If Attr And FileAttrAlias Then S = S & "Alias "
- If Attr And FileAttrCompressed Then S = S & "Compressed "
- ShowFileAttr = S
- End Function
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' GenerateDriveInformation
- '
- ' 目的:
- '
- ' 生成一个字符串,来描述可用驱动器的当前状态。
- '
- ' 示范下面的内容
- '
- ' - FileSystemObject.Drives
- ' - Iterating the Drives collection
- ' - Drives.Count
- ' - Drive.AvailableSpace
- ' - Drive.DriveLetter
- ' - Drive.DriveType
- ' - Drive.FileSystem
- ' - Drive.FreeSpace
- ' - Drive.IsReady
- ' - Drive.Path
- ' - Drive.SerialNumber
- ' - Drive.ShareName
- ' - Drive.TotalSize
- ' - Drive.VolumeName
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- Function GenerateDriveInformation(FSO)
- Dim Drives
- Dim Drive
- Dim S
- Set Drives = FSO.Drives
- S = "Number of drives:" & TabStop & Drives.Count & NewLine & NewLine
- ' 构造报告的第一行。
- S = S & String(2, TabStop) & "Drive"
- S = S & String(3, TabStop) & "File"
- S = S & TabStop & "Total"
- S = S & TabStop & "Free"
- S = S & TabStop & "Available"
- S = S & TabStop & "Serial" & NewLine
- ' 构造报告的第二行。
- S = S & "Letter"
- S = S & TabStop & "Path"
- S = S & TabStop & "Type"
- S = S & TabStop & "Ready?"
- S = S & TabStop & "Name"
- S = S & TabStop & "System"
- S = S & TabStop & "Space"
- S = S & TabStop & "Space"
- S = S & TabStop & "Space"
- S = S & TabStop & "Number" & NewLine
- ' 分隔行。
- S = S & String(105, "-") & NewLine
- For Each Drive In Drives
- S = S & Drive.DriveLetter
- S = S & TabStop & Drive.Path
- S = S & TabStop & ShowDriveType(Drive)
- S = S & TabStop & Drive.IsReady
- If Drive.IsReady Then
- If DriveTypeNetwork = Drive.DriveType Then
- S = S & TabStop & Drive.ShareName
- Else
- S = S & TabStop & Drive.VolumeName
- End If
- S = S & TabStop & Drive.FileSystem
- S = S & TabStop & Drive.TotalSize
- S = S & TabStop & Drive.FreeSpace
- S = S & TabStop & Drive.AvailableSpace
- S = S & TabStop & Hex(Drive.SerialNumber)
- End If
- S = S & NewLine
- Next
- GenerateDriveInformation = S
- End Function
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' GenerateFileInformation
- '
- ' 目的:
- '
- ' 生成一个字符串,来描述文件的当前状态。
- '
- ' 示范下面的内容
- '
- ' - File.Path
- ' - File.Name
- ' - File.Type
- ' - File.DateCreated
- ' - File.DateLastAccessed
- ' - File.DateLastModified
- ' - File.Size
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- Function GenerateFileInformation(File)
- Dim S
- S = NewLine & "Path:" & TabStop & File.Path
- S = S & NewLine & "Name:" & TabStop & File.Name
- S = S & NewLine & "Type:" & TabStop & File.Type
- S = S & NewLine & "Attribs:" & TabStop & ShowFileAttr(File)
- S = S & NewLine & "Created:" & TabStop & File.DateCreated
- S = S & NewLine & "Accessed:" & TabStop & File.DateLastAccessed
- S = S & NewLine & "Modified:" & TabStop & File.DateLastModified
- S = S & NewLine & "Size" & TabStop & File.Size & NewLine
- GenerateFileInformation = S
- End Function
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' GenerateFolderInformation
- '
- ' 目的:
- '
- ' 生成一个字符串,来描述文件夹的当前状态。
- '
- ' 示范下面的内容
- '
- ' - Folder.Path
- ' - Folder.Name
- ' - Folder.DateCreated
- ' - Folder.DateLastAccessed
- ' - Folder.DateLastModified
- ' - Folder.Size
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- Function GenerateFolderInformation(Folder)
- Dim S
- S = "Path:" & TabStop & Folder.Path
- S = S & NewLine & "Name:" & TabStop & Folder.Name
- S = S & NewLine & "Attribs:" & TabStop & ShowFileAttr(Folder)
- S = S & NewLine & "Created:" & TabStop & Folder.DateCreated
- S = S & NewLine & "Accessed:" & TabStop & Folder.DateLastAccessed
- S = S & NewLine & "Modified:" & TabStop & Folder.DateLastModified
- S = S & NewLine & "Size:" & TabStop & Folder.Size & NewLine
- GenerateFolderInformation = S
- End Function
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' GenerateAllFolderInformation
- '
- ' 目的:
- '
- ' 生成一个字符串,来描述一个文件夹和所有文件及子文件夹的当前状态。
- '
- ' 示范下面的内容
- '
- ' - Folder.Path
- ' - Folder.SubFolders
- ' - Folders.Count
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- Function GenerateAllFolderInformation(Folder)
- Dim S
- Dim SubFolders
- Dim SubFolder
- Dim Files
- Dim File
- S = "Folder:" & TabStop & Folder.Path & NewLine & NewLine
- Set Files = Folder.Files
- If 1 = Files.Count Then
- S = S & "There is 1 file" & NewLine
- Else
- S = S & "There are " & Files.Count & " files" & NewLine
- End If
- If Files.Count <> 0 Then
- For Each File In Files
- S = S & GenerateFileInformation(File)
- Next
- End If
- Set SubFolders = Folder.SubFolders
- If 1 = SubFolders.Count Then
- S = S & NewLine & "There is 1 sub folder" & NewLine & NewLine
- Else
- S = S & NewLine & "There are " & SubFolders.Count & " sub folders" & NewLine & NewLine
- End If
- If SubFolders.Count <> 0 Then
- For Each SubFolder In SubFolders
- S = S & GenerateFolderInformation(SubFolder)
- Next
- S = S & NewLine
- For Each SubFolder In SubFolders
- S = S & GenerateAllFolderInformation(SubFolder)
- Next
- End If
- GenerateAllFolderInformation = S
- End Function
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' GenerateTestInformation
- '
- ' 目的:
- '
- ' 生成一个字符串,来描述 C:Test 文件夹和所有文件及子文件夹的当前状态。
- '
- ' 示范下面的内容
- '
- ' - FileSystemObject.DriveExists
- ' - FileSystemObject.FolderExists
- ' - FileSystemObject.GetFolder
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- Function GenerateTestInformation(FSO)
- Dim TestFolder
- Dim S
- If Not FSO.DriveExists(TestDrive) Then Exit Function
- If Not FSO.FolderExists(TestFilePath) Then Exit Function
- Set TestFolder = FSO.GetFolder(TestFilePath)
- GenerateTestInformation = GenerateAllFolderInformation(TestFolder)
- End Function
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' DeleteTestDirectory
- '
- ' 目的:
- '
- ' 清理 test 目录。
- '
- ' 示范下面的内容
- '
- ' - FileSystemObject.GetFolder
- ' - FileSystemObject.DeleteFile
- ' - FileSystemObject.DeleteFolder
- ' - Folder.Delete
- ' - File.Delete
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- Sub DeleteTestDirectory(FSO)
- Dim TestFolder
- Dim SubFolder
- Dim File
- ' 有两种方法可用来删除文件:
- FSO.DeleteFile(TestFilePath & "BeatlesOctopusGarden.txt")
- Set File = FSO.GetFile(TestFilePath & "BeatlesBathroomWindow.txt")
- File.Delete
- ' 有两种方法可用来删除文件夹:
- FSO.DeleteFolder(TestFilePath & "Beatles")
- FSO.DeleteFile(TestFilePath & "ReadMe.txt")
- Set TestFolder = FSO.GetFolder(TestFilePath)
- TestFolder.Delete
- End Sub
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' CreateLyrics
- '
- ' 目的:
- '
- ' 在文件夹中创建两个文本文件。
- '
- '
- ' 示范下面的内容
- '
- ' - FileSystemObject.CreateTextFile
- ' - TextStream.WriteLine
- ' - TextStream.Write
- ' - TextStream.WriteBlankLines
- ' - TextStream.Close
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- Sub CreateLyrics(Folder)
- Dim TextStream
- Set TextStream = Folder.CreateTextFile("OctopusGarden.txt")
- TextStream.Write("Octopus' Garden ") ' 请注意,该语句不添加换行到文件中。
- TextStream.WriteLine("(by Ringo Starr)")
- TextStream.WriteBlankLines(1)
- TextStream.WriteLine("I'd like to be under the sea in an octopus' garden in the shade,")
- TextStream.WriteLine("He'd let us in, knows where we've been -- in his octopus' garden in the shade.")
- TextStream.WriteBlankLines(2)
- TextStream.Close
- Set TextStream = Folder.CreateTextFile("BathroomWindow.txt")
- TextStream.WriteLine("She Came In Through The Bathroom Window (by Lennon/McCartney)")
- TextStream.WriteLine("")
- TextStream.WriteLine("She came in through the bathroom window protected by a silver spoon")
- TextStream.WriteLine("But now she sucks her thumb and wanders by the banks of her own lagoon")
- TextStream.WriteBlankLines(2)
- TextStream.Close
- End Sub
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' GetLyrics
- '
- ' 目的:
- '
- ' 显示 lyrics 文件的内容。
- '
- '
- ' 示范下面的内容
- '
- ' - FileSystemObject.OpenTextFile
- ' - FileSystemObject.GetFile
- ' - TextStream.ReadAll
- ' - TextStream.Close
- ' - File.OpenAsTextStream
- ' - TextStream.AtEndOfStream
- ' - TextStream.ReadLine
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- Function GetLyrics(FSO)
- Dim TextStream
- Dim S
- Dim File
- ' 有多种方法可用来打开一个文本文件,和多种方法来从文件读取数据。
- ' 这儿用了两种方法来打开文件和读取文件:
- Set TextStream = FSO.OpenTextFile(TestFilePath & "BeatlesOctopusGarden.txt", OpenFileForReading)
- S = TextStream.ReadAll & NewLine & NewLine
- TextStream.Close
- Set File = FSO.GetFile(TestFilePath & "BeatlesBathroomWindow.txt")
- Set TextStream = File.OpenAsTextStream(OpenFileForReading)
- Do While Not TextStream.AtEndOfStream
- S = S & TextStream.ReadLine & NewLine
- Loop
- TextStream.Close
- GetLyrics = S
- End Function
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' BuildTestDirectory
- '
- ' 目的:
- '
- ' 创建一个目录分层结构来示范 FileSystemObject。
- '
- ' 以这样的次序来创建分层结构:
- '
- ' C:Test
- ' C:TestReadMe.txt
- ' C:TestBeatles
- ' C:TestBeatlesOctopusGarden.txt
- ' C:TestBeatlesBathroomWindow.txt
- '
- '
- ' 示范下面的内容
- '
- ' - FileSystemObject.DriveExists
- ' - FileSystemObject.FolderExists
- ' - FileSystemObject.CreateFolder
- ' - FileSystemObject.CreateTextFile
- ' - Folders.Add
- ' - Folder.CreateTextFile
- ' - TextStream.WriteLine
- ' - TextStream.Close
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- Function BuildTestDirectory(FSO)
- Dim TestFolder
- Dim SubFolders
- Dim SubFolder
- Dim TextStream
- ' 排除(a)驱动器不存在,或(b)要创建的目录已经存在的情况。
- If Not FSO.DriveExists(TestDrive) Then
- BuildTestDirectory = False
- Exit Function
- End If
- If FSO.FolderExists(TestFilePath) Then
- BuildTestDirectory = False
- Exit Function
- End If
- Set TestFolder = FSO.CreateFolder(TestFilePath)
- Set TextStream = FSO.CreateTextFile(TestFilePath & "ReadMe.txt")
- TextStream.WriteLine("My song lyrics collection")
- TextStream.Close
- Set SubFolders = TestFolder.SubFolders
- Set SubFolder = SubFolders.Add("Beatles")
- CreateLyrics SubFolder
- BuildTestDirectory = True
- End Function
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' 主程序
- '
- ' 首先,它创建一个 test 目录,以及一些子文件夹和文件。
- ' 然后,它转储有关可用磁盘驱动器和 test 目录的某些信息,
- ' 最后,清除 test 目录及其所有内容。
- '
- ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- Sub Main
- Dim FSO
- ' 设立全局变量。
- TabStop = Chr(9)
- NewLine = Chr(10)
- Set FSO = CreateObject("Scripting.FileSystemObject")
- If Not BuildTestDirectory(FSO) Then
- Print "Test directory already exists or cannot be created. Cannot continue."
- Exit Sub
- End If
- Print GenerateDriveInformation(FSO) & NewLine & NewLine
- Print GenerateTestInformation(FSO) & NewLine & NewLine
- Print GetLyrics(FSO) & NewLine & NewLine
- 'DeleteTestDirectory(FSO)
- End Sub
- sub print(x)
- response.write "<pre><font face='宋体',size=1>"
- response.write x
- response.write "</font></pre>"
- end sub
- main
- %>
- </body>
- <html>