---------------main.js------------------
import Vue from 'vue'
import App from './App'
import VueRouter from 'vue-router'
Vue.use(VueRouter)
// 方法二:import引入路由组件
import goods from './components/goods/goods'
import ratings from './components/ratings/ratings'
import seller from './components/seller/seller'
// 然后定义路由(routes),components还可以是Vue.extend()创建的
const routes = [
{ path: '/goods', component: goods },
{ path: '/ratings', component: ratings },
{ path: '/seller', component: seller }
]
// 接着创建路由实例
const router = new VueRouter({
routes
})
// 最后创建vue实例并挂载
const app = new Vue({
router
}).$mount('#app')
----------------------App.vue-------------------------
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import nav from "./components/header/nav.vue"
export default{
}
页面没有任何显示 也无报错 请我老师这是怎么引起的