Task 笔计

static void Main(string[] args)
{
    var t1 = new Task(() => TaskMethod("Task 1"));
    var t2 = new Task(() => TaskMethod("Task 2"));
    t2.Start();
    t1.Start();
    Task.WaitAll(t1, t2);
    Task.Run(() => TaskMethod("Task 3"));
    Task.Factory.StartNew(() => TaskMethod("Task 4"));
    //标记为长时间运行任务,则任务不会使用线程池,而在单独的线程中运行。
    Task.Factory.StartNew(() => TaskMethod("Task 5"), TaskCreationOptions.LongRunning);
    
    #region 常规的使用方式
    Console.WriteLine("主线程执行业务处理.");
    //创建任务
    Task task = new Task(() =>
                         {
                             Console.WriteLine("使用`System.Threading.Tasks.Task`执行异步操作.");
                             for (int i = 0; i < 10; i++)
                             {
                                 Console.WriteLine(i);
                             }
                         });
    //启动任务,并安排到当前任务队列线程中执行任务(System.Threading.Tasks.TaskScheduler)
    task.Start();
    Console.WriteLine("主线程执行其他处理");
    task.Wait();
    #endregion

    Thread.Sleep(TimeSpan.FromSeconds(1));
    Console.ReadLine();
}

static void TaskMethod(string name)
{
    Console.WriteLine("Task {0} is running on a thread id {1}. Is thread pool thread: {2}",
                      name, Thread.CurrentThread.ManagedThreadId, Thread.CurrentThread.IsThreadPoolThread);
}