コード例 #1
0
        static void Main(string[] args)
        {
            Dog      dog      = new Dog();
            BIRDS    birb     = new BIRDS();
            Cat      kitty    = new Cat();
            Cow      spot     = new Cow();
            Duck     Donald   = new Duck();
            Geese    Henry    = new Geese();
            Horse    James    = new Horse();
            Pig      Bacon    = new Pig();
            Rooster  Richard  = new Rooster();
            Sheep    Mary     = new Sheep();
            Turkey   Gary     = new Turkey();
            Clarinet Clarence = new Clarinet();

            IAnimalSounds[] animals =
            {
                dog, birb, kitty, spot, Donald, Henry, James, Bacon, Richard, Mary, Gary, Clarence
            };

            foreach (IAnimalSounds animal in animals)
            {
                string animalName  = animal.GetAnimalName();
                string animalSound = animal.GetAnimalSound();
                string message     = $"A(n) {animalName} says {animalSound}.";
                Console.WriteLine(message);
            }

            Console.ReadKey();

            //Interfaces allow you to show commonalities between different classes without affecting or addressing their essential qualities.
        }
コード例 #2
0
        static void Main(string[] args)
        {
            //no inheritance needed, but an interface will be needed

            //create classes that represent animals that makes sounds, what is the animal and what sound does it make

            Cat     cat     = new Cat();
            Dog     dog     = new Dog();
            Chicken chicken = new Chicken();
            Rooster rooster = new Rooster();
            Horse   horse   = new Horse();
            Pig     pig     = new Pig();
            Duck    duck    = new Duck();
            Cow     cow     = new Cow();
            Sheep   sheep   = new Sheep();
            Piano   piano   = new Piano();


            //put all animals in a collection

            IAnimalSounds[] animals = { cat, dog, chicken, rooster, horse, pig, duck, cow, sheep, piano };

            foreach (IAnimalSounds animal in animals)
            {
                string animalName  = animal.GetAnimalName();
                string animalSound = animal.GetAnimalSound();

                //return message: "The animal "" makes the sound """
                string message = $"A {animalName} says {animalSound}.";
                Console.WriteLine(message);
            }

            Console.ReadKey();

            //goal of the program is to output the animals that make sounds
        }