<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Title</title>
</head>
<body>

<div id="app">
  <cpn></cpn>

  <cpn>
    <!--目的是获取子组件中的pLanguages-->
    <template slot-scope="slot">
      <!--<span v-for="item in slot.data"> - {{item}}</span>-->
      <span>{{slot.data.join(' - ')}}</span>
    </template>
  </cpn>

  <cpn>
    <!--目的是获取子组件中的pLanguages-->
    <template slot-scope="slot">
      <!--<span v-for="item in slot.data">{{item}} * </span>-->
      <span>{{slot.data.join(' * ')}}</span>
    </template>
  </cpn>
  <!--<cpn></cpn>-->
</div>

<template id="cpn">
  <div>
    <slot :data="ploo">
      <ul>
        <li v-for="item in ploo">{{item}}</li>
      </ul>
    </slot>
  </div>
</template>
<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
<script>
  const app = new Vue({
    el: '#app',
    data: {
      message: '你好啊'
    },
    components: {
      cpn: {
        template: '#cpn',
        data() {
          return {
            ploo: ['JavaScript', 'C++', 'Java', 'C#', 'Python', 'Go', 'Swift']
          }
        }
      }
    }
  })
</script>


</body>
</html>

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