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diffDays

diffDays 计算两个日期之间的天数

🍱 参数​

  1. Date - 第一个日期
  2. Date - 第二个日期

🔥 返回值​

number - 两个日期之间的天数

🚀 示例​

import { diffDays } from 'atools-js';

const diff = diffDays(new Date('2019-01-01'), new Date('2019-01-02')); // 1

const diff1 = diffDays(new Date(2020, 0, 1), new Date(2020, 0, 1)); // 0

💡 源码​

source code
/atools/_time/diffDays.ts
export function diffDays(date1: Date, date2: Date): number {
    const time1 = date1.getTime();
    const time2 = date2.getTime();
    const diff = Math.abs(time1 >= time2 ? time1 - time2 : time2 - time1);
    return Math.floor(diff / (1000 * 60 * 60 * 24));
}