Javascript通信和组件

<template>
  <div>
    <detail-list :list="categoryList"></detail-list>
  </div>
</template>
<script>
import DetailList from './detailList.vue'

export default {
  components: { DetailList },
  data () {
    return {
      categoryList: [
        {
          title: '1',
          children: [
            {
              title: '1-1'
            },
            {
              title: '1-2'
            },
          ]
        },
        {
          title: '2',
          children: [
            {
              title: '2-1'
            },
            {
              title: '2-2'
            },
          ]
        }
      ]
    }
  }
}
</script>

<template>
<template>
  <div>
    <!--递归组件的应用===》可以通过组件命名来自己使用自己的组件-->
    <div class="item" v-for="(item, index) in list" :key="index">
      <div class="item-title border-bottom">
        <span class="item-title-icon"></span>
        {{ item.title }}
      </div>
      <div v-if="item.children" class="item-children">
        <detail-list :list="item.children"></detail-list>
        <!-- //自己使用自己的组件detailList -->
      </div>
    </div>
  </div>
</template>

<script>
export default {
  name: 'DetailList', //组件命名
  props: {
    list: Array,
  },
  data() {
    return {}
  },
}
</script>

<template>
  <div>
    <detail-list :list="categoryList"></detail-list>
  </div>
</template>
<script>
import DetailList from './detailList.vue'

export default {
  components: { DetailList },
  data () {
    return {
      categoryList: [
        {
          title: '1',
          children: [
            {
              title: '1-1'
            },
            {
              title: '1-2'
            },
          ]
        },
        {
          title: '2',
          children: [
            {
              title: '2-1'
            },
            {
              title: '2-2'
            },
          ]
        }
      ]
    }
  }
}
</script>

<template>
<template>
  <div>
    <!--递归组件的应用===》可以通过组件命名来自己使用自己的组件-->
    <div class="item" v-for="(item, index) in list" :key="index">
      <div class="item-title border-bottom">
        <span class="item-title-icon"></span>
        {{ item.title }}
      </div>
      <div v-if="item.children" class="item-children">
        <detail-list :list="item.children"></detail-list>
        <!-- //自己使用自己的组件detailList -->
      </div>
    </div>
  </div>
</template>

<script>
export default {
  name: 'DetailList', //组件命名
  props: {
    list: Array,
  },
  data() {
    return {}
  },
}
</script>

<template>
  <div>
    
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