abbott-methods/src/date/dateApart.ts

abbott,methods,method,functions,function

import {timeNewDate} from '../time/timeNewDate'
import {timeFormat} from '../time/timeFormat'
import {H_DATE} from '../time/timeText'

/**
 * @description 计算日期number天后(前)的日期（正数为后，负数为前）
 * @param {*} dateValue 要计算的日期
 * @param {number} number number天后(前)
 * @returns {String|Null}
 */
export const dateApart = (dateValue: any, number: number): string | null => {
  const theNewDate = timeNewDate(dateValue)
  return theNewDate ? timeFormat(~~(+theNewDate / 1000) + number * 24 * 60 * 60, H_DATE, true) : null
}