Imports System Imports uCalcSoftware Public Module Program Public Sub Main() Dim uc As New uCalc() '// Returns number of operands for the given operators Console.WriteLine(uc.ItemOf("-", uCalc.Properties(ItemIs.Infix)).Count) Console.WriteLine(uc.ItemOf("-", uCalc.Properties(ItemIs.Prefix)).Count) '// You can pass one property directly in C++ and C#, but not VB Console.WriteLine(2) '// C++ and C# only: uc.ItemOf("-", ItemIs::Infix).@Count(); Console.WriteLine(1) '// C++ and C# only: uc.ItemOf("-", ItemIs::Prefix).@Count(); End Sub End Module