Class Sample
Public Shared Sub Main()
Dim value As String = Convert.ToString(Long.MinValue, 16)
Try
Dim number As UInt64 = Convert.ToUInt64(value, 16)
Console.WriteLine("0x{0} converts to {1}.", value, number)
Catch e As OverflowException
Console.WriteLine("Unable to convert '0x{0}' to an unsigned long integer.", _
value)
End Try
End Sub
End Class