C# System.Timers Demo

static void main(string[] args)
        {
            systemtimersdemo();
            console.readline();
        }

        static void systemtimersdemo()
        {
            system.timers.timer timer = new system.timers.timer(1000);
            timer.elapsed += timer_elapsed;
            timer.autoreset = true;
            timer.enabled = true;
        }

        private static void timer_elapsed(object sender, system.timers.elapsedeventargs e)
        {
            console.writeline($"the elapsed event was raised at {e.signaltime.tostring("yyyymmddhhmmssffff")}");
        }