vue-router 动态路由

App.vue

<template>
  <div id="nav">
    <!-- 导航 -->
    <router-link to="/" active-class="current" replace>Home</router-link> |
    <router-link to="/about" active-class="current" replace>About</router-link> |
    <router-link to="/test1_bak">Test1_bak</router-link> |
    <router-link to="/test1">Test1</router-link> |
    <router-link to="/test2">Test2</router-link> |
    <router-link :to="'/test3/'+test3_id">Test3</router-link>
  </div>
  <!-- 路由出口 -->
  <router-view/>
</template>
<script>
import {ref} from "vue";

export default {
  setup(){
    const test3_id = ref('001')

    return{
      test3_id
    }
  }

}
</script>
<style>
#app {
  font-family: Avenir, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-align: center;
  color: #2c3e50;
}

#nav {
  padding: 10px;
  background-color: lightskyblue;
}

#nav a {
  font-weight: bold;
  color: #2c3e50;
}

/* 默认选中样式类 */
#nav a.router-link-exact-active {
  color:orangered;
}

.current{
  font-size: 24px;
  font-weight: bolder;
}
</style>

index.js

//引入
import { createRouter, createWebHashHistory } from 'vue-router'
import Home from '../views/Home.vue'
import Test3 from '../views/Test3.vue'

//创建路由对象
const routes = [
  {
    path: '/',
    name: 'Home',
    component: Home
  },
    //路由重定向
  {
    path: '/home',
    redirect:'/'
  },
  {
    path: '/about',
    name: 'About',
    // route level code-splitting
    // this generates a separate chunk (about.[hash].js) for this route
    // which is lazy-loaded when the route is visited.
    component: () => import(/* webpackChunkName: "about" */ '../views/About.vue')
  },
  {
    path: '/test1_bak',
    name: 'Test1_bak',
    // route level code-splitting
    // this generates a separate chunk (about.[hash].js) for this route
    // which is lazy-loaded when the route is visited.
    component: () => import(/* webpackChunkName: "about" */ '../views/Test1_bak.vue')
  },
  {
    path: '/test1',
    name: 'Test1',
    // route level code-splitting
    // this generates a separate chunk (about.[hash].js) for this route
    // which is lazy-loaded when the route is visited.
    component: () => import(/* webpackChunkName: "about" */ '../views/Test1.vue')
  },
  {
    path: '/test2',
    name: 'Test2',
    // route level code-splitting
    // this generates a separate chunk (about.[hash].js) for this route
    // which is lazy-loaded when the route is visited.
    component: () => import(/* webpackChunkName: "about" */ '../views/Test2.vue')
  },
  {
    path: '/test3/:id',
    name: 'Test3',
    // route level code-splitting
    // this generates a separate chunk (about.[hash].js) for this route
    // which is lazy-loaded when the route is visited.
    component: Test3
  }
]

const router = createRouter({
  history: createWebHashHistory(),
  linkActiveClass:'current',
  routes
})

//导出路由对象
export default router

Test3.vue

<template>
  <div>
    <h1>This is an test3 page</h1>
    test3_id: {{$route.params.id}}
  </div>
</template>
<script>
import {useRoute} from "vue-router";

export default {
  name: 'Test3',
  setup(){
    const route = useRoute();
    console.log(route);
    console.log(route.params.id);
  }
}
</script>