using System;
using System.IO;
using System.Security.Cryptography;
using System.Text;

namespace PTest
{
    class Program
    {
       
        static void Main(string[] args)
        {

            Xple x = new Xple();
            x.GGO();
        }
    }
     

    class Xple
    {
        System.Windows.Forms.Timer ntime;
        public void  GGO()
        {
            ntime = new System.Windows.Forms.Timer();
            ntime.Interval = 777;
            ntime.Tick += delegate
            {
                Console.WriteLine("进入计时器");
            };

            Pple a = new Pple();
            a.ldasd += delegate
            {
                Console.WriteLine("开始");
                ntime.Start();
            };

            a.GoWalk(1000);
            Console.Read();
        }
    }

    class Pple
    {
        public  delegate void MMethod();
        private System.Timers.Timer walk=new System.Timers.Timer();
        private int steps=0;
        public event MMethod ldasd;
        public void GoWalk(int t)
        {
            walk.Interval = t;
            walk.Elapsed += Walk_Elapsed;
            walk.Start();
        }
        private void Walk_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
        {
            Console.WriteLine("第"+(++steps).ToString()+"步");
            if (steps == 5)
            {
                ldasd();
            }
        }
    }

}

为什么能看到调用了Start() 方法，却不进入它的Tick事件 ？Console.WriteLine("进入计时器") 这句话没有执行。