using uCalcSoftware; var uc = new uCalc(); // 1. Define the account balance variable uc.DefineVariable("balance = 100.0"); // 2. Get the expression transformer and define a single rule var t = uc.ExpressionTransformer; t.FromTo("DEPOSIT {@Number:amount}", "balance = balance + {amount}"); // 3. Process a single-line script. // This gets transformed to "balance = balance + 500" and executed. uc.EvalStr("DEPOSIT 500"); // 4. Print the final balance Console.WriteLine($"Final Balance: {uc.EvalStr("balance")}");