线程---1

static void Main(string[] args)
        {
            var samlple = new ThreadSample(10);
            var threadOne = new Thread(samlple.CountNumber);
            threadOne.Name = "ThreadOne";
            threadOne.Start();
            threadOne.Join();

            Console.WriteLine("-----------------------------");
            var threadTwo = new Thread(Count);
            threadTwo.Name = "ThreadTwo";
            threadTwo.Start(8);
            threadTwo.Join();
            Console.WriteLine("-----------------------------");

            var threadThree = new Thread(()=>CountNumber(12));
            threadThree.Name = "threadThree";
            threadThree.Start();
            threadThree.Join();
            Console.WriteLine("-----------------------------");
            int i = 10;
            var threadFour = new Thread(() => PrintNumber(i));
            i = 20;
            var threadFive = new Thread(() => PrintNumber(i));
            threadFour.Start();
            threadFive.Start();
        }
        static void Count(object iterations)
        {
            CountNumber((int)iterations);
        }
        public static void CountNumber(int iterations)
        {
            for (int i = 0; i < iterations; i++)
            {
                Sleep(TimeSpan.FromSeconds(0.5));
                Console.WriteLine($"{CurrentThread.Name} Prints {i}");
            }
        }
        static void PrintNumber(int number)
        {
            Console.WriteLine(number);
        }

        class ThreadSample
        {
            private readonly int _iterations;
            public ThreadSample(int iterations)
            {
                this._iterations = iterations;
            }
            public void CountNumber()
            {
                for (int i = 0; i < _iterations; i++)
                {
                    Sleep(TimeSpan.FromSeconds(0.5));
                    Console.WriteLine($"{CurrentThread.Name} Prints {i}");
                }
            }
        }