Vue学习笔记35--组件嵌套

组件嵌套

示例一：

<!DOCTYPE html>
<html lang="en">
 
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>非单文件组件--全局注册</title>
  <script type="text/javascript" src="../../Js/vue.js"></script>
</head>
 
<body>
  <div id="root">
    {{msg}}
    <school></school>
    <hr>
    <student></student>
 
  </div>
 
</body>
 
</html>
<script type="text/javascript">
  Vue.config.productionTip = false
  //#region 创建组件(被嵌套的组件需要定义在组件之前)，即：先准备后注册
  const student = Vue.extend({
    template: '<div><h3>学生姓名：{{studentName}}</h3> <h3> 学生年龄：{{ studentAge }}</h3></div>',
    data () {
      return {
        studentName: '心仪',
        studentAge: 6
      }
    }
  })
 
  const school = Vue.extend({
    template:
      '<div>'
      + ' <h3>学校名称：{{schoolName}}</h3>'
      + ' <h3> 学校地址：{{ schoolAddress }}</h3>'
      + '<student></student>'
      + ' <button @click="showInfo">点我提示学校信息</button>'
      + '</div>',
    data () {
      return {
        schoolName: '希望小学',
        schoolAddress: '西安/110号/希望小学',
      }
    },
    methods: {
      showInfo () {
        alert(this.schoolName + '/' + this.schoolAddress)
      }
    },
    // 注册嵌套组件，局部
    components: {
      student
    }
  })
 
  //#endregion
 
  //#region  root1 局部注册
  new Vue({
    el: '#root',
    data: {
      msg: '你好vue 组件|可复用',
    },
    // ---------------注册组件|局部注册---------------
    components: {
      // school: school,
      // student: student,
      // 上方代码等价于--可简写为如下代码
      school,
      student,
 
    },
 
  })
 
  //#endregion
 
</script>

示例二：

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<!DOCTYPE html>
<html lang="en">
 
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>非单文件组件--全局注册</title>
  <script type="text/javascript" src="../../Js/vue.js"></script>
</head>
 
<body>
  <div id="root">
    <!--  {{msg}}
    <school></school>
    <hr>
    <temp></temp>
    <hr>
    <student></student> -->
 
 
    <!-- 容器中也可以 不写标签，但需在Vue中添加 template
      template: '<app></app>',
     -->
    <!-- <app></app> -->
  </div>
 
</body>
 
</html>
<script type="text/javascript">
  Vue.config.productionTip = false
  //#region 创建组件(被嵌套的组件需要定义在组件之前)，即：先准备后注册
  const student = Vue.extend({
    template: '<div><h3>学生姓名：{{studentName}}</h3> <h3> 学生年龄：{{ studentAge }}</h3></div>',
    data () {
      return {
        studentName: '心仪',
        studentAge: 6
      }
    }
  })
 
  const temp = Vue.extend({
    template:
      '<div>'
      + '<h2>你好 Vue 组件嵌套</h2>'
      + '</div>',
  })
 
  const school = Vue.extend({
    template:
      '<div>'
      + ' <h3>学校名称：{{schoolName}}</h3>'
      + ' <h3> 学校地址：{{ schoolAddress }}</h3>'
      + '<student></student>'
      + ' <button @click="showInfo">点我提示学校信息</button>'
      + '</div>',
    data () {
      return {
        schoolName: '希望小学',
        schoolAddress: '西安/110号/希望小学',
      }
    },
    methods: {
      showInfo () {
        alert(this.schoolName + '/' + this.schoolAddress)
      }
    },
    // 注册嵌套组件，局部
    components: {
      student
    }
  })
 
 
  const app = Vue.extend({
    template:
      '<div>' +
      '<school></school>'
      + '<temp></temp>'
      + '</div>',
    components: {
      school,
      temp,
    }
  })
 
  //#endregion
 
  //#region  root1 局部注册
  new Vue({
    template: '<app></app>',//等价于在 容器中 添加标签
    el: '#root',
    data: {
      msg: '你好vue 组件|可复用',
    },
    // ---------------注册组件|局部注册---------------
    components: {
      // school: school,
      // student: student,
      // 上方代码等价于--可简写为如下代码
      // school,
      // student,
      // temp,
      app
    },
 
  })
 
  //#endregion
 
</script>