DriveExists – Check whether a logical drive exists

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

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