Cannot find element: #App

/* eslint-disable no-new */
new Vue({
  el: ‘#App‘,
  router,
  template: ‘<App/>‘,
  components: { App }
})
// new Vue({// 全局构造函数
//   el: ‘#app‘, // 对象装载的位置
//   template: ‘<App/>‘,
//   router,
//   components: {
//     App
//   }
// })

<template>
  <div id="app">
    <img src="./assets/logo.png">
    <router-view/>
  </div>
</template>

<script>
export default {
  name: ‘App‘
}
</script>

import Vue from ‘vue‘
import App from ‘./App‘
import router from ‘./router‘

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

<template>
    <a >{{ msg }}</a>
</template>

<script>
export default {
  name: ‘Apple‘,
  data () {
    return {
      msg: ‘I am an apple‘
    }
  }
}
</script>

import VueRouter from ‘vue-router‘
import Vue from ‘vue‘
import Apple from ‘@/components/Apple‘
import Banana from ‘@/components/Banana‘

Vue.use(VueRouter)

export default new VueRouter({
  routes: [
    {
      path: ‘/‘,
      component: Apple
    },
    {
      path: ‘/banana‘,
      component: Banana
    }
  ]
})