< Public Function GetExtension (Filename As String) As String (?)
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Public Function GetExtension (Filename As String) As String
Dim LenFilename As Integer
LenFilename = Len(Filename)
If LenFilename = 0 Then Exit Function
Dim Pos As Integer
Pos = InStrRev(Filename, ".")
GetExtension = ""
If Pos > 0 Then
If Pos < LenFilename Then
GetExtension = LCase(Right(Filename, LenFilename - Pos))
End If
End If
End Function