vue+vue-router+vuex 项目搭建

store 

import vue from "vue"
import vuex from "vuex"

vue.use(vuex)

const store = new vuex.Store({
    state: {
        name: 'weish',
        age: 22
    },
    getters: {

    },
    mutations: {
        xiugai: function (state, res) {
            //console.log(state)
            //console.log(res)
            state.name = res
        },
        zaici: function (state, res) {
            state.name = res
        }
    },
    actions: {
        zaici(context,res) {
            context.commit("zaici",res);
        },
    },
    modules: {

    }
})

export default store

router

import Vue from 'vue'
import Router from 'vue-router'
import error from '@/components/error'

Vue.use(Router)

const router =  new Router({
  mode: 'history',

routes: [

{

path: '/',

name: 'HelloWorld',

//路由按需加载

component: resolve => require(['@/components/HelloWorld'], resolve)

},

{

path: '/genggai',

name: 'genggai',

component: resolve => require(['@/components/genggai'], resolve)

},

    {
      path: '/404',
      name: 'error',
      component: error
    },
    {
      path: '*', // 此处需特别注意至于最底部  404页面
      redirect: '/404'
      }
  ]
})

//可以判断页面是否需要登录来进行登录
router.beforeEach((to, from, next) => {
    next()
 })

export default router

main.js

// The Vue build version to load with the `import` command
// (runtime-only or standalone) has been set in webpack.base.conf with an alias.
import Vue from 'vue'
import App from './App'
import router from './router'

import store from "./store/index.js"

//console.log(store)

Vue.config.productionTip = false

/* eslint-disable no-new */
new Vue({
  el: '#app',
  router,
  store,
  components: { App },
  template: '<App/>'
})

首页 + 子组件 + 全局组件 +生命周期

<template>
 <div id="HelloWord">
   <h1>{{message}}</h1>
  <div @click="reset"> {{name}}</div>
  <InputData :message='message' :my-message="msg" @incre="child"></InputData>
  <FooterTab></FooterTab>
 </div>
</template>

<script>
//import store from "../store/index.js"
import FooterTab from "./component/FooterTab.js";
//import InputData from "./component/InputData.js";
//console.log(this)

let InputData = {
  template: `<div @click="child">{{message}}{{myMessage}}</div>`,
  props: ["message", "myMessage"],
  methods: {
    child: function() {
      this.$emit("incre", "lalala");
    }
  }
};

export default {
  name: "HelloWord",
  data() {
    return {
      msg: "hello word",
      message: "hello word",
      name: this.$store.state.name
    };
  },
  components: {
    InputData
  },
  methods: {
    reset: function() {
      this.message = "8888888";
    },
    child: function(res) {
      //console.log(res);
      this.message = res;
    }
  },
  beforeCreate: function() {
    console.group("------beforeCreate创建前状态------");
    console.log("%c%s", "color:red", "el     : " + this.$el); //undefined
    console.log("%c%s", "color:red", "data   : " + this.$data); //undefined
    console.log("%c%s", "color:red", "message: " + this.message);
  },
  created: function() {
    console.group("------created创建完毕状态------");
    console.log("%c%s", "color:red", "el     : " + this.$el); //undefined
    console.log("%c%s", "color:red", "data   : " + this.$data); //已被初始化
    console.log("%c%s", "color:red", "message: " + this.message); //已被初始化
  },
  beforeMount: function() {
    console.group("------beforeMount挂载前状态------");
    console.log("%c%s", "color:red", "el     : " + this.$el); //已被初始化
    console.log(this.$el);
    console.log("%c%s", "color:red", "data   : " + this.$data); //已被初始化
    console.log("%c%s", "color:red", "message: " + this.message); //已被初始化
  },
  mounted: function() {
    console.group("------mounted 挂载结束状态------");
    console.log("%c%s", "color:red", "el     : " + this.$el); //已被初始化
    console.log(this.$el);
    console.log("%c%s", "color:red", "data   : " + this.$data); //已被初始化
    console.log("%c%s", "color:red", "message: " + this.message); //已被初始化
  },
  beforeUpdate: function() {
    console.group("beforeUpdate 更新前状态===============》");
    console.log("%c%s", "color:red", "el     : " + this.$el);
    console.log(this.$el);
    console.log("%c%s", "color:red", "data   : " + this.$data);
    console.log("%c%s", "color:red", "message: " + this.message);
  },
  updated: function() {
    console.group("updated 更新完成状态===============》");
    console.log("%c%s", "color:red", "el     : " + this.$el);
    console.log(this.$el);
    console.log("%c%s", "color:red", "data   : " + this.$data);
    console.log("%c%s", "color:red", "message: " + this.message);
  },
  beforeDestroy: function() {
    console.group("beforeDestroy 销毁前状态===============》");
    console.log("%c%s", "color:red", "el     : " + this.$el);
    console.log(this.$el);
    console.log("%c%s", "color:red", "data   : " + this.$data);
    console.log("%c%s", "color:red", "message: " + this.message);
  },
  destroyed: function() {
    console.group("destroyed 销毁完成状态===============》");
    console.log("%c%s", "color:red", "el     : " + this.$el);
    console.log(this.$el);
    console.log("%c%s", "color:red", "data   : " + this.$data);
    console.log("%c%s", "color:red", "message: " + this.message);
  }
};
</script>
<style lang="less" scoped>
#HelloWord {
  width: 100%;
  height: 100%;
  div {
    width: 100%;
    height: 75px;
    line-height: 75px;
    font-size: 25px;
  }
}
</style>


全局组件

import vue from "vue"

vue.component("FooterTab",{
    template:`
     <div>
       <router-link tag="li" to="/">首页</router-link>
       <router-link tag="li" to="/genggai">修改数据</router-link>
     </div>
    `
})

修改store的值
<template>
 <div id="Genggai">
   <h1>{{msg}}</h1>
   <div @click="xiugai">{{name}}</div>
   <div @click="zaici">{{name}}</div>
   <FooterTab></FooterTab>
 </div>
</template>

<script>
//import store from "../store/index.js"
import FooterTab from "./component/FooterTab.js";
//console.log(this)
export default {
  name: "Genggai",
  data() {
    return {
      msg: "这是修改store的页面",
      name: this.$store.state.name
    };
  },
  mounted: function() {},
  methods: {
    xiugai: function() {
      this.name = "11111";
      this.$store.commit("xiugai", "11111");
      //console.log("修改页面")
    },
    zaici: function() {
      this.name = "小帅哥";
      this.$store.dispatch("zaici", "小帅哥");
    }
  }
};
</script>

package.json

{
  "name": "vuepage",
  "version": "1.0.0",
  "description": "A Vue.js project",
  "author": "",
  "private": true,
  "scripts": {
    "dev": "webpack-dev-server --inline --progress --config build/webpack.dev.conf.js",
    "start": "npm run dev",
    "build": "node build/build.js"
  },
  "dependencies": {
    "es6-promise": "^4.2.4",
    "less": "^3.7.1",
    "less-loader": "^4.1.0",
    "vue": "^2.5.2",
    "vue-router": "^3.0.1",
    "vuex": "^3.0.1"
  },
  "devDependencies": {
    "autoprefixer": "^7.1.2",
    "babel-core": "^6.22.1",
    "babel-helper-vue-jsx-merge-props": "^2.0.3",
    "babel-loader": "^7.1.1",
    "babel-plugin-syntax-jsx": "^6.18.0",
    "babel-plugin-transform-runtime": "^6.22.0",
    "babel-plugin-transform-vue-jsx": "^3.5.0",
    "babel-preset-env": "^1.3.2",
    "babel-preset-stage-2": "^6.22.0",
    "chalk": "^2.0.1",
    "copy-webpack-plugin": "^4.0.1",
    "css-loader": "^0.28.0",
    "extract-text-webpack-plugin": "^3.0.0",
    "file-loader": "^1.1.4",
    "friendly-errors-webpack-plugin": "^1.6.1",
    "html-webpack-plugin": "^2.30.1",
    "install": "^0.12.1",
    "less": "^3.7.1",
    "less-loader": "^4.1.0",
    "node-notifier": "^5.1.2",
    "npm": "^6.1.0",
    "optimize-css-assets-webpack-plugin": "^3.2.0",
    "ora": "^1.2.0",
    "portfinder": "^1.0.13",
    "postcss-import": "^11.0.0",
    "postcss-loader": "^2.0.8",
    "postcss-url": "^7.2.1",
    "rimraf": "^2.6.0",
    "semver": "^5.3.0",
    "shelljs": "^0.7.6",
    "ts-loader": "^4.4.2",
    "typescript": "^2.9.2",
    "uglifyjs-webpack-plugin": "^1.1.1",
    "url-loader": "^0.5.8",
    "vue-loader": "^13.3.0",
    "vue-style-loader": "^3.0.1",
    "vue-template-compiler": "^2.5.2",
    "webpack": "^3.6.0",
    "webpack-bundle-analyzer": "^2.9.0",
    "webpack-dev-server": "^2.9.1",
    "webpack-merge": "^4.1.0"
  },
  "engines": {
    "node": ">= 6.0.0",
    "npm": ">= 3.0.0"
  },
  "browserslist": [
    "> 1%",
    "last 2 versions",
    "not ie <= 8"
  ]
}