testing/Test.cs

using System;
using System.Diagnostics;

namespace TestConsoleApp
{
    class Test
    {
       public static void Execute()
        {
            var stopWatch = Stopwatch.StartNew();
            for (int i = 0; i < 99999; i++)
            {
                var a = 0;a += i;a++;

            }
            Console.WriteLine("{0}", stopWatch.Elapsed.TotalMilliseconds);
            var stopWatch2 = Stopwatch.StartNew();
            for (int i = 0; i < 99999; i++)
            {
                var a = 0; a += i; a++;

            }
            Console.WriteLine("{0}", stopWatch2.Elapsed.TotalMilliseconds);

        }
    }
}