删除了部分无关依赖，以免混淆视听

src/components/HelloWorld.vue

-<template>
-  <div class="hello">
-    <h1>{{ msg }}</h1>
-    <p>
-      For a guide and recipes on how to configure / customize this project,<br />
-      check out the
-      <a href="https://cli.vuejs.org" target="_blank" rel="noopener"
-        >vue-cli documentation</a
-      >.
-    </p>
-    <h3>Installed CLI Plugins</h3>
-    <ul>
-      <li>
-        <a
-          href="https://github.com/vuejs/vue-cli/tree/dev/packages/%40vue/cli-plugin-babel"
-          target="_blank"
-          rel="noopener"
-          >babel</a
-        >
-      </li>
-      <li>
-        <a
-          href="https://github.com/vuejs/vue-cli/tree/dev/packages/%40vue/cli-plugin-pwa"
-          target="_blank"
-          rel="noopener"
-          >pwa</a
-        >
-      </li>
-      <li>
-        <a
-          href="https://github.com/vuejs/vue-cli/tree/dev/packages/%40vue/cli-plugin-router"
-          target="_blank"
-          rel="noopener"
-          >router</a
-        >
-      </li>
-      <li>
-        <a
-          href="https://github.com/vuejs/vue-cli/tree/dev/packages/%40vue/cli-plugin-vuex"
-          target="_blank"
-          rel="noopener"
-          >vuex</a
-        >
-      </li>
-      <li>
-        <a
-          href="https://github.com/vuejs/vue-cli/tree/dev/packages/%40vue/cli-plugin-eslint"
-          target="_blank"
-          rel="noopener"
-          >eslint</a
-        >
-      </li>
-    </ul>
-    <h3>Essential Links</h3>
-    <ul>
-      <li>
-        <a href="https://vuejs.org" target="_blank" rel="noopener">Core Docs</a>
-      </li>
-      <li>
-        <a href="https://forum.vuejs.org" target="_blank" rel="noopener"
-          >Forum</a
-        >
-      </li>
-      <li>
-        <a href="https://chat.vuejs.org" target="_blank" rel="noopener"
-          >Community Chat</a
-        >
-      </li>
-      <li>
-        <a href="https://twitter.com/vuejs" target="_blank" rel="noopener"
-          >Twitter</a
-        >
-      </li>
-      <li>
-        <a href="https://news.vuejs.org" target="_blank" rel="noopener">News</a>
-      </li>
-    </ul>
-    <h3>Ecosystem</h3>
-    <ul>
-      <li>
-        <a href="https://router.vuejs.org" target="_blank" rel="noopener"
-          >vue-router</a
-        >
-      </li>
-      <li>
-        <a href="https://vuex.vuejs.org" target="_blank" rel="noopener">vuex</a>
-      </li>
-      <li>
-        <a
-          href="https://github.com/vuejs/vue-devtools#vue-devtools"
-          target="_blank"
-          rel="noopener"
-          >vue-devtools</a
-        >
-      </li>
-      <li>
-        <a href="https://vue-loader.vuejs.org" target="_blank" rel="noopener"
-          >vue-loader</a
-        >
-      </li>
-      <li>
-        <a
-          href="https://github.com/vuejs/awesome-vue"
-          target="_blank"
-          rel="noopener"
-          >awesome-vue</a
-        >
-      </li>
-    </ul>
-  </div>
-</template>
-
-<script>
-export default {
-  name: "HelloWorld",
-  props: {
-    msg: String
-  }
-};
-</script>
-
-<!-- Add "scoped" attribute to limit CSS to this component only -->
-<style scoped lang="scss">
-h3 {
-  margin: 40px 0 0;
-}
-ul {
-  list-style-type: none;
-  padding: 0;
-}
-li {
-  display: inline-block;
-  margin: 0 10px;
-}
-a {
-  color: #42b983;
-}
-</style>

src/main.js

@@ -2,12 +2,10 @@ import Vue from "vue";
 import App from "./App.vue";
 import "./registerServiceWorker";
 import router from "./router";
-import store from "./store";
 
 Vue.config.productionTip = false;
 
 new Vue({
   router,
-  store,
   render: h => h(App)
 }).$mount("#app");

src/store/index.js

-import Vue from "vue";
-import Vuex from "vuex";
-
-Vue.use(Vuex);
-
-export default new Vuex.Store({
-  state: {},
-  mutations: {},
-  actions: {},
-  modules: {}
-});

src/views/About.vue

-<template>
-  <div class="about">
-    <h1>This is an about page</h1>
-  </div>
-</template>

src/views/Home.vue

-<template>
-  <div class="home">
-    <img alt="Vue logo" src="../assets/logo.png" />
-    <HelloWorld msg="Welcome to Your Vue.js App" />
-  </div>
-</template>
-
-<script>
-// @ is an alias to /src
-import HelloWorld from "@/components/HelloWorld.vue";
-
-export default {
-  name: "Home",
-  components: {
-    HelloWorld
-  }
-};
-</script>