public static void setTime(timeDelegate td, int t) { for (int i = t; i >= 0; i--) { Thread.Sleep(1000); Console.WriteLine(i); } td(); }
static void Main(string[] args) { timeDelegate td = new timeDelegate(up); Console.WriteLine("请输入倒计时秒数,敲回车开始计时"); int t = int.Parse(Console.ReadLine()); setTime(td, t); Console.ReadKey(); }