vuex

store/index.js
import Vue from 'vue';
import Vuex from 'vuex';
Vue.use(Vuex);
import moduleA from "./module/module_a.js"
export default new Vuex.Store({
modules:{
moduleA:moduleA
},
state:{},
mutations:{},
actions:{},
getters:{}
})

模块化--新建module文件夹
moduleA.js
export default new Vuex.Store({
namespaced:true
modules:{},
state:{},
mutations:{},
actions:{},
getters:{}
})