Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you may not be able to execute some actions.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
有一个if语句的函数，稍微有点长，怎么让函数以相同的时间间隔执行？
还是很麻烦的，我还是推荐在死循环里查询时间。