Nested Routing in VUE

Official website address: https://router.vuejs.org/zh-cn/essentials/nested-routes.html
Route nesting is generally used in the background management system
Give a relatively simple small case
<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <script src="https://cdn.bootcss.com/vue/2.5.16/vue.js"></script>
    <script src="https://cdn.bootcss.com/vue-router/3.0.1/vue-router.js"></script>
    <style>
        .layout {
            width: 600px;
            margin: 100px auto;
        }

        .left {
            width: 200px;
            height: 500px;
            float: left;
            border: 1px solid red;
        }

        .right {
            width: 380px;
            height: 500px;
            float: right;
            border: 1px solid green;
        }

        .top {
            height: 100px;
            border: 1px solid black;
        }
    </style>
</head>
<script type="text/html" id="templateId">
    <div class="layout">
        <div class="left">左边菜单<br/><br/>
            <router-link to="/menu1/login">登录组件</router-link><br/><br/>
            <router-link to="/menu1/register">Register Components</router-link>
        </div>
        <div class="right">
            <div class="top">
                top content
            </div>
            <div class="content">
                <br/>
                <router-view></router-view>
            </div>
        </div>
    </div>
</script>

<body>
    <div id="app">
        <router-link to="/menu1">菜单1</router-link>
        <router-link to="/menu2">菜单2</router-link>

        <router-view></router-view>
    </div>
</body>
<script>
    // 1. Register component 
    const menu1 = {
        template:"#templateId"
    }

    const menu2 = {
        template: '<div>I am menu 2</div>'
    }

    const login = {
        template: '<div>I am the login component</div>'
    }

    const register = {
        template:'<div>i am register components</div>'
    }

    // 2. Create a routing object and set routing rules 
    const router = new VueRouter({
        routes:[
            {
                path:'/menu1',
                component:menu1,
                children:[
                    {path:'login',component:login},
                    {path:'register',component:register}
                ]
            },
            {
                path:'/menu2',
                component:menu2
            }
        ]
    })


    new View({
        el: "#app",
        router
    })
</script>

</html>
Nested Routing in VUE

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