using uCalcSoftware; var uc = new uCalc(); // The output is surrounded by < and >, and prepended with Answer: uc.Format("Result = 'Answer: <' + Result + '>'"); Console.WriteLine(uc.EvalStr("10+20")); Console.WriteLine(uc.EvalStr("'Hello '+'world'")); Console.WriteLine(uc.EvalStr("5 > 10")); uc.FormatRemove();