Using IFormattable to make your output more convenient
Module Module1 Sub Main() Dim Microsoft_example_about_Account_Number As New Account_Number(34567) Dim Microsoft_example_about_Tempture As New Temperature(333) Dim formatProvider() As FormatProvider_class = { New FormatProvider_class(New Globalization.CultureInfo("de-DE")), New FormatProvider_class(New Globalization.CultureInfo("fr-FR")) } Dim fmt = "{0:H}" & vbNewLine & "{1:E}" & vbNewLine & "{2:G}" & vbNewLine & "{3:G}" & vbNewLine & ...