using System;

using System.Collections.Generic;

using System.Diagnostics;

using System.Linq;

​

public static class MeasureTime

{

    public static double RunElapsedTicks(Action func, long count = 1)

    {

        if (count <= 0)

        {

            throw new ArgumentOutOfRangeException("count", "Количество повторных запусков функции должно быть больше нуля");

        }

​

        long[] arr_time = new long[count];

        Stopwatch sw = new Stopwatch();

        for (long i = 0; i < count; i++)

        {

            sw.Start();

            func();

            sw.Stop();

            arr_time[i] = sw.ElapsedTicks;

            sw.Reset();

        }

​

        return count == 1 ? arr_time[0] : Math.Round(arr_time.Sum() / (double)count);

    }

​

    public static TimeSpan Run(Action func, long count = 1)

    {

        return new TimeSpan(Convert.ToInt64(RunElapsedTicks(func, count)));

    }

​

    public static string FormatRun(Action func, long count = 1)

    {

        return String.Format("{0:hh\\:mm\\:ss\\:fff}", Run(func, count));

    }

}

​

public class Program

{

    public enum Values

    {

        Value1,

        Value2,

        Value3,

        Value4,

        Value5,

        Value6,

        Value7,

        Value8,

        Value9,

        Value10

    }

​

    public static Dictionary<Values, string> dct_values = new Dictionary<Values, string>{{Values.Value1, "value1"}, {Values.Value2, "value2"}, {Values.Value3, "value3"}, {Values.Value4, "value4"}, {Values.Value5, "value5"}, {Values.Value6, "value6"}, {Values.Value7, "value7"}, {Values.Value8, "value8"}, {Values.Value9, "value9"}, {Values.Value10, "value10"}};

    public static void Main()

    {

        Values cur_value = Values.Value10;

        string result = String.Empty;

        const long count = 10;

        double switch_timer_ticks = MeasureTime.RunElapsedTicks(() =>

        {

            switch (cur_value)

            {

                case Values.Value1:

                    result = "value1";

                    break;

                case Values.Value2:

                    result = "value2";

                    break;

                case Values.Value3:

                    result = "value3";

                    break;

                case Values.Value4:

                    result = "value4";

                    break;

                case Values.Value5:

                    result = "value5";

                    break;

                case Values.Value6:

                    result = "value6";

                    break;

                case Values.Value7:

                    result = "value7";

                    break;

                case Values.Value8:

                    result = "value8";

                    break;

                case Values.Value9:

                    result = "value9";

                    break;

                case Values.Value10:

                    result = "value10";

                    break;

            }

        }

​

        , count);

        Console.WriteLine("switch timer ticks: " + switch_timer_ticks);

        double dct_timer_ticks = MeasureTime.RunElapsedTicks(() =>

        {

            result = dct_values[cur_value];

        }

​

        , count);

        Console.WriteLine("dictionary timer ticks: " + dct_timer_ticks);

        TimeSpan ts_switch = MeasureTime.Run(() =>

        {

            switch (cur_value)

            {

                case Values.Value1:

                    result = "value1";

                    break;

                case Values.Value2:

                    result = "value2";

                    break;

                case Values.Value3:

                    result = "value3";

                    break;

                case Values.Value4:

                    result = "value4";

                    break;

                case Values.Value5:

                    result = "value5";

                    break;

                case Values.Value6:

                    result = "value6";

                    break;

                case Values.Value7:

                    result = "value7";

                    break;

                case Values.Value8:

                    result = "value8";

                    break;

                case Values.Value9:

                    result = "value9";

                    break;

                case Values.Value10:

                    result = "value10";

                    break;

            }

        }

​

        , count);

        Console.WriteLine("switch ms: " + ts_switch.TotalMilliseconds);

        TimeSpan ts_dct = MeasureTime.Run(() =>

        {

            result = dct_values[cur_value];

        }

​

        , count);

        Console.WriteLine("dictionary ms: " + ts_dct.TotalMilliseconds);

    }

}