显示应用 later.js 文本解析器后还剩多少时间

Show how much time is left after later.js text parser applied

later.js text parser应用后如何显示剩余时间?

比如我想在setInterval开始之前就知道了

const later = require('later');

later.date.localTime();
const schedule = later.parse.text('at 12:40');

later.setInterval(() => {
    console.log('executed!');
}, schedule);

.next() 方法可以计算未来出现的次数。

显示未来发生的事件

输入:

console.log(later.schedule(schedule).next());

输出:

2017-11-28T12:40:00.000Z

显示 10 个未来事件

输入

console.log(later.schedule(schedule).next(10));

输出

[ 2017-11-28T12:40:00.000Z,
  2017-11-29T12:40:00.000Z,
  2017-11-30T12:40:00.000Z,
  2017-12-01T12:40:00.000Z,
  2017-12-02T12:40:00.000Z,
  2017-12-03T12:40:00.000Z,
  2017-12-04T12:40:00.000Z,
  2017-12-05T12:40:00.000Z,
  2017-12-06T12:40:00.000Z,
  2017-12-07T12:40:00.000Z ]