vuex 用户信息或者经常存读的数据操作

new Vuex.Store({
    get token(){
        return localStorage.getItem("token")
    },
    set token(val){
        return localStorage.setItem("token",value)
    },
     get userInfo(){
        return localStorage.getItem("userInfo")
    },
    set userInfo(val){
        return localStorage.setItem("userInfo",value)
    }
})