新建From1(窗体),新建Command1(按钮CommandButton),代码:
Private Declare Function GetDriveType Lib "kernel32.dll" Alias "GetDriveTypeA" (ByVal nDrive As String) As Long
Private Const DRIVE_UNKNOWN = 0
Private Const DRIVE_DOES_NOT_EXIST = 1
Private Const DRIVE_REMOVABLE = 2
Private Const DRIVE_FIXED = 3
Private Const DRIVE_REMOTE = 4
Private Const DRIVE_CDROM = 5
Private Const DRIVE_RAMDISK = 6
Private Sub Command1_Click()
Select Case GetDriveType("C:\")
Case DRIVE_UNKNOWN
MsgBox "Unknown drive type", vbExclamation
Case DRIVE_DOES_NOT_EXIST
MsgBox "Drive doesn't exist", vbCritical
Case DRIVE_REMOVABLE
MsgBox "The disk can be removed from the drive", vbInformation
Case DRIVE_FIXED
MsgBox "The disk cannot be removed from the drive", vbInformation
Case DRIVE_REMOTE
MsgBox "The drive is a remote (network) drive", vbInformation
Case DRIVE_CDROM
MsgBox "The drive is a CD-ROM drive", vbInformation
Case DRIVE_RAMDISK
MsgBox "The drive is a RAM disk", vbInformation
End Select
End Sub