正在阅读：VB基础:认识VB的文件系统对象FSOVB基础:认识VB的文件系统对象FSO

2004-03-16 15:14 出处：CSDN 作者：zhangking 责任编辑：linjixiong

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If Fso.Drives(Drive).IsReady = True Then
Exit Do
End If
Loop
If Fso.Drives(Drive).IsReady = False Then '6 秒后目标盘仍未准备就绪，退出
MsgBox " 目标驱动器 " & Drive & " 没有准备好！ ", vbCritical
Exit Sub
End If
If Fso.GetDrive(Drive).FreeSpace < Fso.GetFile(Filename).Size Then
MsgBox "目标驱动器空间太小！", vbCritical '目标驱动器空间不够，退出
Exit Sub
End If
If Right(Drive, 1) <> ":" Then
Drive = Drive & ":"
End If
If Left(Folder, 1) <> "\" Then
Folder = "\" & Folder
End If
If Right(Folder, 1) <> "\" Then
Folder = Folder & "\"
End If
Dest_path = Drive & Folder
If Not Fso.FolderExists(Dest_path) Then '如果目标文件夹不存在，创建之
Fso.CreateFolder Dest_path
End If
Fso.CopyFile Filename, Dest_path & Fso.GetFileName(Filename), True
'拷贝，直接覆盖同名文件
MsgBox " 文件备份完毕。", vbOKOnly
Set Fso = Nothing
End Sub
Private Sub Waitfor(Delay As Single) '延时过程，Delay 单位约为 1 秒
Dim StartTime As Single
StartTime = Timer
Do Until (Timer - StartTime) > Delay
Loop
End Sub

作者信息：
张庆 Email:zhangking at 263.net QQ: 9365822

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