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Private Declare Function GetLogicalDriveStrings Lib "kernel32" Alias _
"GetLogicalDriveStringsA" (ByVal nBufferLength As Long, _ ByVal lpBuffer As String) As Long ' Check whether a given drive exist ' Note that this returns True even if the drive isn't currently ready ' (e.g. a diskette isn't in drive A:) Function DriveExists(ByVal sDrive As String) As Boolean Dim buffer As String buffer = Space(64) ' return False if invalid argument If Len(sDrive) = 0 Then Exit Function 'get the string that contains all drives GetLogicalDriveStrings Len(buffer), buffer ' check that the letter we're looking for is there DriveExists = InStr(1, buffer, Left$(sDrive, 1), vbTextCompare) End Function |