在“vue"中找不到导出“默认"(作为 Vue 导入) [英] export 'default' (imported as Vue ) was not found in 'vue'
本文介绍了在“vue"中找不到导出“默认"(作为 Vue 导入)的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我是这个 vue 的新手,当我尝试运行 (npm run serve) 时出现此错误:
I am new with this vue and I got this error when I try to run (npm run serve):
***WARNING Compiled with 4 warnings
warning in ./src/main.js
"export 'default' (imported as 'Vue') was not found in 'vue'
warning in ./src/main.js
"export 'default' (imported as 'Vue') was not found in 'vue'
warning in ./src/main.js
"export 'default' (imported as 'Vue') was not found in 'vue'
warning in ./src/router/index.js
"export 'default' (imported as 'Vue') was not found in 'vue'
应用程序运行于:
- 本地:http://localhost:8080/
- 网络:http://10.2.220.30:8080/***
index.js
import Vue from "vue";
import VueRouter from "vue-router";
import Home from "../views/Home.vue";
Vue.use(VueRouter);
const routes = [{
path: "/home",
name: "home",
component: Home,
meta: {
requiresAuth: true
}
},
{
path: "/",
name: "login",
component: () =>
import ("../views/login.vue")
},
{
path: "/register",
name: "register",
component: () =>
import ("../views/register.vue")
}
];
const router = new VueRouter({
mode: "history",
base: process.env.BASE_URL,
routes
});
router.beforeEach((to, from, next) => {
if (to.matched.some(record => record.meta.requiresAuth)) {
if (localStorage.getItem("jwt") == null) {
next({
path: "/"
});
} else {
next();
}
} else {
next();
}
});
export default router;
main.js
import Vue from "vue";
import App from "./App.vue";
import router from "./router";
import axios from "axios";
import "bootstrap/dist/css/bootstrap.css";
const base = axios.create({
baseURL: "http://localhost:4000"
});
Vue.prototype.$http = base;
Vue.config.productionTip = false;
new Vue({
router,
render: h => h(App)
}).$mount("#app");
推荐答案
Vue v3:
import * as Vue from 'vue';
import * as VueRouter from 'vue-router';
const routes = [
// TODO
];
const router = VueRouter.createRouter({
history: VueRouter.createWebHistory(),
routes,
});
Vue.createApp(App).use(router).mount('#app');
https://next.router.vuejs.org/guide/migration/index.html
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