Setting up a Central https://vuex.vuejs.org/kr/guide/state.html

npm install vuex --save

store 디렉토리 안에..

store.js

import Vue from 'vue';
import Vuex from 'vuex';

Vue.use(Vuex);

export const store = new Vuex.Store({
    state: {
        products: [
            {name: 'Banana Skin', price: 20},
            {name: 'Shiny Star', price: 40},
            {name: 'Green Shells', price: 60},
            {name: 'Red Shells', price: 80}
        ]
    }
});

https://github.com/iamshaunjp/vuex-playlist/tree/lesson-03