Visual Basic - convertir campo integer a boolean

Module BooleanConversion

   Public Sub Main()

      Dim values() As String = { Nothing, String.Empty, "true",

                                 "TrueString", "False", "    false    ",

                                 "-1", "0" }

      For Each value In values

         Try

            Console.WriteLine("Converted '{0}' to {1}.", value, _

                              Convert.ToBoolean(value))

         Catch e As FormatException

            Console.WriteLine("Unable to convert '{0}' to a Boolean.", value)

         End Try

      Next

   End Sub

End Module