// https://vuex.vuejs.org/zh-cn/intro.html // make sure to call Vue.use(Vuex) if using a module system import Vue from 'vue' import Vuex from 'vuex' Vue.use(Vuex) const store = new Vuex.Store({ state: { count: 0 }, mutations: { increment: (state) => { const obj = state obj.count += 1 }, decrement: (state) => { const obj = state obj.count -= 1 } } }) export default store