moment复习
文档:
http://momentjs.cn/docs/#/query/is-same/
'use strict' let moment = require('moment'); //获取当前时间 var now = moment().toDate(); console.log(now) //格式化当前时间 now = moment().format('YYYY-MM-DD'); console.log(now); //其它几种格式化方法 now = moment().format('L') // 10/22/2016 console.log(now); now = moment().format('LL') // October 22, 2016 console.log(now); //格式化当前时间 now = moment().format('YYYY-MM-DD:HH:MM:SS'); console.log(now); //获取这个月初时间 let startMonth = moment().startOf('month').toDate(); console.log(startMonth); //获取今天开始的时间 let dayOfStart = moment().startOf('day').toDate(); console.log(dayOfStart); //获取今天结束的时间 let dayOfEnd = moment().endOf('day').toDate(); console.log(dayOfEnd); //获取+n小时 let lateHour = moment().add(2,'hour').toDate(); console.log(lateHour); //获取+n小时 console.log('//获取-n小时') let beforeHour = moment().subtract(2,'hour').toDate(); console.log(beforeHour); //获取+n天 let lateDay = moment().add(+5,'day').toDate(); console.log(lateDay); //获取-n天 let beforeDay = moment().add(-5,'day').toDate(); console.log(beforeDay); //也可以表示为 beforeDay = moment().subtract(5,'day').toDate(); console.log(beforeDay); console.log('//获取+n月') let lateMonth = moment().add(2,'month').toDate(); console.log(lateHour); //获取+n月 let beforeMonth = moment().subtract(2,'month').toDate(); console.log(lateHour); //获取星期 let week = moment().format('dddd'); console.log(week); //获取到现在的年限 如果不满一年显示出具体几个月 let years = moment('2020-12-31').fromNow(); console.log(years);