to use the timer 使用定时器
Use the timer control that is located under the Windows Forms tab only if the target is a Windows Forms designer.
仅当目标是Windows窗体设计器时才使用Windows窗体页上的定时器控件。
It is also possible for an ill-behaved software program to use the timer-counter for another purpose and change the interrupt rate.
它也有可能是病态的软件程序,以用于其他目的,定时器,计数器和中断率的变化。
The TimerListener is invoked at the scheduled times, and you can use the Timer to perform operations such as canceling the scheduled operations.
在安排好的时间上会调用 TimerListener,可以用 Timer 执行诸如取消预定操作之类的操作。
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