moment用法

moment.js常用方法

安装依赖

npm install moment  --save

'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);

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