public void DoWork()
{
// 將類別實體化
Cat cat = new Cat("小花");
cat.Shout(5);
cat.ShoutNumber = 3;
cat.AnimalShout();
Dog dog = new Dog("小白");
// 泛型(Generic)
List <Animal> animals = new List <Animal>();
animals.Add(cat);
animals.Add(dog);
foreach (var animal in animals)
{
animal.ShowAnimalShout();
}
List <IChange> animalChanges = new List <IChange>();
animalChanges.Add(new Doraemon());
animalChanges.Add(new SunWukong());
foreach (var animalChange in animalChanges)
{
Console.WriteLine(animalChange.ChangeThing("各種東西"));
}
Mouse mouse1 = new Mouse("小小");
Mouse mouse2 = new Mouse("小二");
Mouse mouse3 = new Mouse("小三");
// 把 mouse1.Run 這個方法 登記(增加)到 CatShout() 事件當中
// c# 1.0 寫法
cat.CatShout += new Cat.CatShoutEventHandler(mouse1.Run);
cat.CatShout += new Cat.CatShoutEventHandler(mouse2.Run);
// 這裡移除一個 CatShout()
cat.CatShout -= new Cat.CatShoutEventHandler(mouse2.Run);
// c# 2.0 寫法
Cat.CatShoutEventHandler d2 = mouse3.Run;
cat.CatShout += d2;
cat.CatShout += delegate() { Console.WriteLine("2.0"); };
cat.CatShout2 += mouse3.Run2;
cat.CatShout3 += mouse3.Run3;
cat.CatShout3 += delegate(string n) { Console.WriteLine($"{n} - 2.0 - v2"); return(false); };
// c# 3.0 寫法
Cat.CatShoutEventHandler d3 = () => { Console.WriteLine("3.0"); };
cat.CatShout += d3;
cat.CatShout += () => { Console.WriteLine("3.0 - v2"); };
cat.CatShout3 += n => { Console.WriteLine($"{n} - 3.0 - v2"); return(false); };
cat.Shout();
}
