// 距离当天时间长度显示

    Vue.filter('historytime', function (str) {

      let now = new Date().getTime()       let oldTime = new Date(str).getTime()       let difference = now - oldTime       let result = ''       let minute = 1000 * 60       let hour = minute * 60       let day = hour * 24       let month = day * 30       let year = month * 12       let _year = difference / year       let _month = difference / month       let _week = difference / (7 * day)       let _day = difference / day       let _hour = difference / hour       let _min = difference / minute            if (_year >= 1) {         result = '购买于 ' + ~~(_year) + ' 年前'       } else if (_month >= 1) {         result = '购买于 ' + ~~(_month) + ' 个月前'       } else if (_week >= 1) {         result = '购买于 ' + ~~(_week) + ' 周前'       } else if (_day >= 1) {         result = '购买于 ' + ~~(_day) + ' 天前'       } else if (_hour >= 1) {         result = '购买于 ' + ~~(_hour) + ' 个小时前'       } else if (_min >= 1) {         result = '购买于 ' + ~~(_min) + ' 分钟前'       } else {         result = '刚刚'       }       return result     }

html

    <div class="history-time">{

{item.history | historytime}}</div>