static void clk_OnAlarm2(object sender, AlarmEventArgs args) { Console.WriteLine($"现在是下课时间!"); }
static void SetAlarm(Object sender, AlarmEventArgs eventArgs) { Console.WriteLine(eventArgs.Message); }
static void clk_OnAlarm1(object sender, AlarmEventArgs args) { Console.WriteLine($"北京时间:{args.H}时{args.M}分{args.S}秒"); }