Stopwatch Demo

StopwatchDemo.cs

using System;
using System.Diagnostics;
using System.Threading;
					
public class Program
{
    public static void Main()
    {
        Stopwatch stopWatch = new Stopwatch();
        stopWatch.Start();
        // 上面兩行可以改為下面一行
        // Stopwatch stopWatch = Stopwatch.StartNew();
        
        Thread.Sleep(1000);
        stopWatch.Stop();
        Console.WriteLine(stopWatch.ElapsedMilliseconds);
        stopWatch.Start();
        Thread.Sleep(1000);
        stopWatch.Stop();
        Console.WriteLine(stopWatch.ElapsedMilliseconds); // 因沒有 Reset ，此時間會繼續累加
		
        stopWatch.Reset();
        stopWatch.Start();
        // 上面兩行可以改為下面一行
        // stopWatch.Restart();
        Thread.Sleep(1000);
        stopWatch.Stop();
        Console.WriteLine(stopWatch.ElapsedMilliseconds);
    }
}