using uCalcSoftware; var uc = new uCalc(); var t = uc.NewTransformer(); t.FromTo("'['{word}']'", "{@Eval: UCase(word)}"); t.FromTo("'{'{expr}'}'", "{@@Eval: expr}"); Console.WriteLine(t.Transform("Words like [this] and [that].")); Console.WriteLine(t.Transform("Is {5*3} bigger than {5^3}?"));