阿倫的學習天地

先附上自己練習的Code , 之後再補內容

    public class StudyAsyncController : ApiController
    {
        #region 取數值(如果沒有打停止一秒的話，反而 同步 > 假同步 > 非同步)
        [HttpGet]
        [Route("StudyAsync/GetDataFalseAsync")]
        public async Task<IHttpActionResult> GetFalseAsync()
        {
            System.Diagnostics.Stopwatch sw = new System.Diagnostics.Stopwatch();//引用stopwatch物件
            sw.Reset();//碼表歸零
            sw.Start();//碼表開始計時
                       /**************/
                       /**************/
                       /***目標程式***/
           
            var testTimeResult = await TestTimeAsync();
            var testTime2Result = await TestTime2Async();

                       /**************/
                       /**************/
            sw.Stop();//碼錶停止
                      //印出所花費的總豪秒數
            string result = sw.Elapsed.TotalSeconds.ToString();
            return this.Ok($"{testTimeResult},{testTime2Result},Time:{result}");
        }

        [HttpGet]
        [Route("StudyAsync/GetDataAsync")]
        public async Task<IHttpActionResult> GetAsync()
        {
            System.Diagnostics.Stopwatch sw = new System.Diagnostics.Stopwatch();//引用stopwatch物件
            sw.Reset();//碼表歸零
            sw.Start();//碼表開始計時
                       /**************/
                       /**************/
                       /***目標程式***/
            var testTimeTask = TestTimeAsync();
            var testTime2Task = TestTime2Async();
            var testTimeResult = await testTimeTask;
            var testTime2Result = await testTime2Task;

            /**************/
            /**************/
            sw.Stop();//碼錶停止
                      //印出所花費的總豪秒數
            string result = sw.Elapsed.TotalSeconds.ToString();
            return this.Ok($"{testTimeResult},{testTime2Result},Time:{result}");
        }

        [HttpGet]
        [Route("StudyAsync/GetData")]
        public IHttpActionResult Get()
        {
            System.Diagnostics.Stopwatch sw = new System.Diagnostics.Stopwatch();//引用stopwatch物件
            sw.Reset();//碼表歸零
            sw.Start();//碼表開始計時
                       /**************/
                       /**************/
                       /***目標程式***/
            var testTimeResult = TestTime();
            var testTime2Result = TestTime2();


            /**************/
            /**************/
            sw.Stop();//碼錶停止
                      //印出所花費的總豪秒數
            string result = sw.Elapsed.TotalSeconds.ToString();
            return this.Ok($"{testTimeResult},{testTime2Result},Time:{result}");
        }

        public int TestTime()
        {
            var result = 0;
            for (int i = 0; i <= 5000000; i++)
            {
                result++;
            }
            Thread.Sleep(1000);
            return result;
        }

        public int TestTime2()
        {
            var result = 0;
            for (int i = 0; i <= 5000000; i++)
            {
                result++;
            }
            Thread.Sleep(1000);
            return result;
        }

        public async Task<int> TestTimeAsync()
        {
            var result = 0;
            for (int i =0;i<=5000000;i++)
            {
                result++;
            }
            await Task.Delay(1000);
            return result;
        }

        public async Task<int> TestTime2Async()
        {
            var result = 0;
            for (int i = 0; i <= 5000000; i++)
            {
                result++;
            }
            await Task.Delay(1000);
            return result;
        }

        #endregion

        #region 測試睡眠

        [HttpGet]
        [Route("StudyAsync/Sleep/GetDataFalseAsync")]
        public async Task<IHttpActionResult> GetSleepFalseAsync()
        {
            System.Diagnostics.Stopwatch sw = new System.Diagnostics.Stopwatch();//引用stopwatch物件
            sw.Reset();//碼表歸零
            sw.Start();//碼表開始計時
                       /**************/
                       /**************/
                       /***目標程式***/

            await TestSleepTimeAsync();
            await TestSleepTime2Async();

            /**************/
            /**************/
            sw.Stop();//碼錶停止
                      //印出所花費的總豪秒數
            string result = sw.Elapsed.TotalSeconds.ToString();
            return this.Ok($"Time:{result}");
        }

        [HttpGet]
        [Route("StudyAsync/Sleep/GetDataAsync")]
        public async Task<IHttpActionResult> GetSleepAsync()
        {
            System.Diagnostics.Stopwatch sw = new System.Diagnostics.Stopwatch();//引用stopwatch物件
            sw.Reset();//碼表歸零
            sw.Start();//碼表開始計時
                       /**************/
                       /**************/
                       /***目標程式***/

            var aa= TestSleepTimeAsync();
            var bb= TestSleepTime2Async();
            await aa;
            await bb;

            /**************/
            /**************/
            sw.Stop();//碼錶停止
                      //印出所花費的總豪秒數
            string result = sw.Elapsed.TotalSeconds.ToString();
            return this.Ok($"Time:{result}");
        }

        [HttpGet]
        [Route("StudyAsync/Sleep/GetData")]
        public IHttpActionResult GetSleep()
        {
            System.Diagnostics.Stopwatch sw = new System.Diagnostics.Stopwatch();//引用stopwatch物件
            sw.Reset();//碼表歸零
            sw.Start();//碼表開始計時
                       /**************/
                       /**************/
                       /***目標程式***/

            TestSleepTime();
            TestSleepTime2();

            /**************/
            /**************/
            sw.Stop();//碼錶停止
                      //印出所花費的總豪秒數
            string result = sw.Elapsed.TotalSeconds.ToString();
            return this.Ok($"Time:{result}");
        }

        public void TestSleepTime()
        {
            Thread.Sleep(5000);
        }

        public void TestSleepTime2()
        {
            Thread.Sleep(5000);
        }

        public async Task TestSleepTimeAsync()
        {
            await Task.Delay(5000);
        }

        public async Task TestSleepTime2Async()
        {
            await Task.Delay(5000);
        }

        #endregion

    }