一、App.vue

<template>
    <div>
        <School></School>
        <Student></Student>
    </div>
</template>

<script>
    //引入组件
    import School from './School.vue'
    import Student from './Student.vue'

    export default {
        name:'App',
        components:{
            School,
            Student
        }
    }
</script>

二、index.html

<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8" />
    <title>练习一下单文件组件的语法</title>
  </head>
  <body>
    <!-- 准备一个容器 -->
    <div id="root"></div>
    <!-- <script type="text/javascript" src="../js/vue.js"></script> -->
    <!-- <script type="text/javascript" src="./main.js"></script> -->
  </body>
</html>

三、main.js

import App from './App.vue'

new Vue({
    el:'#root',
    template:`<App></App>`,
    components:{App},
})

四、School.vue

<template>
    <div class="demo">
        <h2>学校名称:{{name}}</h2>
        <h2>学校地址:{{address}}</h2>
        <button @click="showName">点我提示学校名</button>  
    </div>
</template>

<script>
     export default {
        name:'School',
        data(){
            return {
                name:'尚硅谷',
                address:'北京昌平'
            }
        },
        methods: {
            showName(){
                alert(this.name)
            }
        },
    }
</script>

<style>
    .demo{
        background-color: orange;
    }
</style>

五、Student.vue

<template>
    <div>
        <h2>学生姓名:{{name}}</h2>
        <h2>学生年龄:{{age}}</h2>
    </div>
</template>

<script>
     export default {
        name:'Student',
        data(){
            return {
                name:'张三',
                age:18
            }
        }
    }
</script>