[C#]『Parallel.Invoke』任务并行库使用小计

借助 Invoke()，您只需表述出希望要哪些操作同时运行，运行时将处理所有线程调度详情，包括依据主计算机上的内核数自动缩放。——MSDN

using System;

using System.Diagnostics;

using System.Threading;

using System.Threading.Tasks;

namespace ConsoleApplication17

{

    class Program

    {

        static void Main(string[] args)

        {

            try

            {

                NormalInvoke();

                ParallelInvoke();

            }

            catch (Exception ex)

            {

                Console.WriteLine(string.Format("Exception Message:{0}", ex.Message.Trim()));

            }

            finally

            {

                Console.ReadLine();

            }

        }

        static void NormalInvoke()

        {

            Stopwatch _wactch = new Stopwatch();

            _wactch.Start();

            doSomeWork();

            doOtherWork();

            _wactch.Stop();

            Console.WriteLine(string.Format("NormalInvoke cost time:{0}", _wactch.ElapsedMilliseconds));

        }

        static void ParallelInvoke()

        {

            Stopwatch _wactch = new Stopwatch();

            _wactch.Start();

            Parallel.Invoke(doSomeWork, doOtherWork);

            _wactch.Stop();

            Console.WriteLine(string.Format("ParallelInvoke cost time:{0}", _wactch.ElapsedMilliseconds));

        }

        static void doSomeWork()

        {

            Console.WriteLine("doSomeWork....");

            Thread.Sleep(3000);

        }

        static void doOtherWork()

        {

            Console.WriteLine("doOtherWork....");

            Thread.Sleep(5000);

        }

    }

}

代码效果