{ path: '/A', name:'A',component: () => import('pages/A.vueB') },
{ path: '/B', name:'B',component: () => import('pages/B.vue') }

<template>
  <button @click="go">跳轉(zhuǎn)</button>
</template>
<script>
import { useRouter } from "vue-router";
export default ({
    setup(props, ctx) {
        //router是全局路由對象，route= userRoute()是當前路由對象
        let router = useRouter();
        const go=()=>{
            router.push({
            //傳遞參數(shù)使用params的話，只能使用name指定(在route.js里面聲明name)
            name:"B",
            params:{
                num:1
            }
            /* 使用query的話，指定path或者name都行
            path:'/home',
            query:{
            num:1
            } */
            })
        }
        return{
            go,
        }
    }
})
</script>

<template>
  {{ num }}
</template>
<script>
import { useRoute } from "vue-router";
export default {
  setup(props, ctx) {
    //router是全局路由對象，route= userRoute()是當前路由對象
    let route = useRoute();
    const num = route.params.num;
    console.log(num);
    return {
      num,
    };
  },
};
</script>

// 參數(shù)的攜帶兩種方式如下
(1) this.$router.push({ name:'orderDetail', params:{id:14} })
(2) this.$router.push({ path:'/microcosm/orderDetail', params:{id:14} })
// 獲取參數(shù) 對應上面的順序
(1) this.$route.params.id
(2) this.$route.query.id