public void CountDown(int t)
{
CountDownTimerEventArgs args = new CountDownTimerEventArgs()
{
Countdowntime = t
};
CountDownHandler(this, args);
}
static void CountDown1(object sender, CountDownTimerEventArgs args)
{
while (args.Countdowntime > 0)
{
Console.WriteLine(args.Countdowntime--);
Thread.Sleep(1000);
if (args.Countdowntime == 0)
{
Console.WriteLine("Time is up!");
}
}
}