Class Sample
Public Shared Sub Main()
Dim value As String = Convert.ToString(Byte.MaxValue, 16)
Try
Dim number As SByte = Convert.ToSByte(value, 16)
Console.WriteLine("0x{0} converts to {1}.", value, number)
Catch e As OverflowException
Console.WriteLine("Unable to convert '0x{0}' to a signed byte.", value)
End Try
End Sub
End Class