C#多线程的简单例子

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
//using System.Threading.Tasks;
using System.IO;
using System.Collections;

namespace ConsoleApplication2
{

     class program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("开始一个新的线程，名为次线程");
            Thread t = new Thread(new ThreadStart(ThreadProc));
            t.Start();
            for (int i = 0; i < 4; i++)
            {
                Console.WriteLine("主线程：" + i);
                Thread.Sleep(1000);
            }
            Console.WriteLine("调用Join函数等待次线程结束");
            //当次线程执行完毕后,Join阻塞调用线程，直到某个线程终止为止，本例为次线程
           t.Join();
            Console.WriteLine("线程执行完毕");
        }
        public static void ThreadProc()
        {
            for (int i = 0; i < 10; i++)
            {
                Console.WriteLine("ThreadPorc:{0}", i);
                Thread.Sleep(1000);//将当前进程阻塞指定的毫秒数
            }
        }
       
    }
}

static void Main(string[] args)
{
   Thread t1 = new Thread(new ThreadStart(Thread1));
   Thread t2 = new Thread(new ThreadStart(Thread2));

   t1.Priority = ThreadPriority.BelowNormal ;
   t2.Priority = ThreadPriority.Lowest ;
           t1.Start();
      t2.Start();
   }
public static void Thread1()
{ 
   for (int i = 1; i < 1000; i++) 
   {//每运行一个循环就写一个“1”
     dosth();
    Console.Write("1");
   }
   }
public static void Thread2()
{ 
   for (int i = 0; i < 1000; i++) 
   {//每运行一个循环就写一个“2”
    dosth();
    Console.Write("2");
   }
}
public static void dosth()
{//用来模拟复杂运算
   for (int j = 0; j < 10000000; j++) 
   {    
    int a=15;
    a = a*a*a*a;
   }
}