web-utils-super
Version:
前端函数库
20 lines (19 loc) • 654 B
JavaScript
/**
* @desc: 获取某天时间
* @param {Number} num 当天0 昨天传-1 明天传1 以此类推
* @param {String} str 时间分割方式，默认是'-'
* @return {String}
*/
function getDay(num = 0, str = '-') {
let today = new Date()
let nowTime = today.getTime()
let ms = 24 * 3600 * 1000 * num
today.setTime(parseInt(String(nowTime + ms)))
let oYear = today.getFullYear()
let oMoth = (today.getMonth() + 1).toString()
if (oMoth.length <= 1) oMoth = '0' + oMoth
let oDay = today.getDate().toString()
if (oDay.length <= 1) oDay = '0' + oDay
return oYear + str + oMoth + str + oDay
}
module.exports = getDay