C#事件订阅及触发例子

class Program
{
	static void Main(string[] args)
	{
		Cat cat = new Cat();

		cat.catEvent += Mouse;//订阅猫事件
		cat.catEvent += Person;//订阅人事件

		cat.Cry("猫：喵~");//猫叫的动作，触发事件

		Console.ReadKey();
	}

	private static void Person(object sender, EventArgs e)
	{
		Console.WriteLine("人：大半夜的不睡觉，叫唤个啥呢？~");
	}

	private static void Mouse(object sender, EventArgs e)
	{
		Console.WriteLine("猫：快跑~");
	}
	}

	public class Cat
	{
		public event EventHandler<EventArgs> catEvent;

		public void Cry(string msg)
		{
		Console.WriteLine(msg);

		catEvent(this, new EventArgs());
	}
}