你难道不知道Vue-cookie？

install

npm install vue-cookies --save

main.js

import VueCookies from 'vue-cookies'
Vue.use(VueCookies)

API:

设置

this.$cookies.set(keyName, time)

获取

this.$cookies.get(keyName)    

删除

this.$cookies.remove(keyName)

查看一个cookie是否存在

this.$cookies.isKey(keyName)  

获取所有cookie名称

this.$cookies.keys()

示例

json对象

var user = { id:1, name:'Journal',session:'25j_7Sl6xDq2Kc3ym0fmrSSk2xV2XkUkX' };
this.$cookies.set('user',user);
// print user name
console.log(this.$cookies.get('user').name)

过期时间 默认为1天

this.$cookies.set("default_unit_second","input_value",1);         // 1秒之后
this.$cookies.set("token","GH1.1.1689020474.1484362313","60s");  // 60秒之后,
this.$cookies.set("token","GH1.1.1689020474.1484362313","30MIN");//30分钟之后 ,不区分大小写
this.$cookies.set('token',"GH1.1.1689020474.1484362313", new Date(2017,3,13).toUTCString());//某一天
this.$cookies.set("token","GH1.1.1689020474.1484362313", "Sat, 13 Mar 2017 12:25:57 GMT ");//某一时刻
this.$cookies.set("token","GH1.1.1689020474.1484362313", Infinity);  // 永不过期
this.$cookies.set("token","GH1.1.1689020474.1484362313", -1); //永不过期