private string ProcessNumbersWithMsg(int a, int b, ProcessTwoNumbersDelegate processNumbersDelegate) { if (processNumbersDelegate == null) { return("Press Add/Subtract first!"); } return("Weird msg! " + processNumbersDelegate(a, b)); }
public void Run() { ProcessTwoNumbersDelegate Add = (x, y) => x + y; var additionResult = Add(1, 2); Console.WriteLine($"Addition result is {additionResult}"); ProcessTwoNumbersDelegate Multiply = (int x, int y) => { return(x * y); }; var multiplicationResult = Multiply(5, 7); Console.WriteLine($"Multiplicaiton result is {multiplicationResult}"); var numbersRepository = new IntNumbersRepository(20); var divisibleBy3 = numbersRepository.Get(n => n % 3 == 0); Console.WriteLine("Numbers divisible by 3 are: " + string.Join(",", divisibleBy3)); //OUTPUT // Addition result is 3 // Multiplicaiton result is 35 // Numbers divisible by 3 are: 0,3,6,9,12,15,18 }