使用vuex存储token

store下的index.js

import Vue from "vue"
import Vuex from "vuex"
Vue.use(Vuex)

var state={
    token:''
}

var  mutations={
   
    cun:function(a,b){
		a.token=b
	}
   
}
var actions = {
    cun( {commit} , i ){
        commit( 'cun' , i )
    },
    
}
export default new Vuex.Store({
    state,
    getters,
    mutations,
    actions,
})

登录时对token进行存贮

把详情加入购物车进行存贮