npm js-cookie --save
(save是保留到package.json可见)

token.js

import Cookies from 'js-cookie'const TokenKey = 'device_management'export function getToken() {    return Cookies.get(TokenKey)  }export function setToken(token) {    return Cookies.set(TokenKey, token)  }export function removeToken() {    return Cookies.remove(TokenKey)  }