Imports System Imports uCalcSoftware Public Module Program Public Sub Main() Dim uc As New uCalc() uc.DefineOperator("{a As Bool} ## {b As Bool} As Bool = a And b", uc.ItemOf("And").Precedence) Console.WriteLine(uc.EvalStr("true Or false ## 2 > 5")) uc.ItemOf("##").SetPrecedence(uc.ItemOf("Or").Precedence) Console.WriteLine(uc.EvalStr("true Or false ## 2 > 5")) End Sub End Module