js ——计算几天后对应的日期和星期


countDate(AddDayCount) {

let dd = new Date()

//获取AddDayCount天后的日期

dd.setDate(dd.getDate() + AddDayCount);

let y = dd.getFullYear();


//获取当前月份的日期,不足10补0

let m = (dd.getMonth() + 1) < 10 ? "0" + (dd.getMonth() + 1) : (dd.getMonth() + 1)


//获取当前几号,不足10补0

let d = dd.getDate() < 10 ? "0" + dd.getDate() : dd.getDate()



let firstDistribution = y + "-" + m + "-" + d

console.log('最终日期', firstDistribution)



let reserveTimeWeek = new Date(firstDistribution).getDay()


console.log('最终周数', reserveTimeWeek)

},

调用时,只需要传入天数

this.countDate(2)

你可能感兴趣的:(JavaScript)