delegate 委托(一)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
/// <summary>
/// 示例1,避免大量的if else (switch) 语句,并提供更好的可扩展性
/// </summary>
namespace DelegateTest1
{
    public delegate void GreetingDelegate(string name);
    class Program
    {
        static void Main(string[] args)
        {
            MakeGreeting("汤姆",ChineseGreeting);
            MakeGreeting("Tom",EnglishGreeting);
            Console.ReadKey();
        }
        public static void MakeGreeting(string name, GreetingDelegate makeGgreeting)
        {
            makeGgreeting(name);
        }
        public static void EnglishGreeting(string name)
        {
            Console.WriteLine("Greetings " + name);
        }
        public static void ChineseGreeting(string name)
        {
            Console.WriteLine("你好 " + name);
        }


    }
}