//Rextester.Program.Main is the entry point for your code. Don't change it.

//Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5

​

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text.RegularExpressions;

using System.Diagnostics;

​

namespace Rextester

{

    public class Program

    {

        public static void Main(string[] args)

        {

            var iterations = 10000;

            var sw = Stopwatch.StartNew();

            for(var i= 0; i < iterations; ++i)

                DateTime.Now.ToString();

            sw.Stop();

            Console.WriteLine("Time taken: {0}ms", sw.Elapsed.TotalMilliseconds);

​

            sw = Stopwatch.StartNew();

            for(var i= 0; i < iterations; ++i)

                DateTime.UtcNow.ToString();

            sw.Stop();

            Console.WriteLine("Time taken: {0}ms", sw.Elapsed.TotalMilliseconds);

        }

    }

}