Vue一个案例引发的递归组件的使用详解

list: [{
 name: "经济",
 children: [{
  name: "如家"
 }, {
  name: "7天"  
 }]
}, {
 name: "舒适",
 children: [{
  name: "智选假日"
 }, {
  name: "全季"  
 }]
}]

<div class="list-item" v-for="(item, index) in list" :key="index">
 <div class="item-name">
 <span>{{item.name}}</span>
 </div>
 <div v-if="item.children" class="children-item">
 <div v-for="(child, index) in item.children" :key="index">
  <div class="item-name">
  <span>{{child.name}}</span>
  </div>
 </div>
 </div>
</div>

list: [{
 name: "经济",
 children: [{
  name: "如家",
  children: [{
   name: "长江路-如家"
  }, {
   name: "望江路-如家"  
  }]
 }, {
  name: "7天",
  children: [{
   name: "长江路-7天"
  }, {
   name: "望江路-7天"  
  }]
 }]
}]

<template>
 <div>
  <div class="list-item" v-for="(item, index) in list" :key="index">
   <div class="item-name">
    <span>{{item.name}}</span>
   </div>
   <div v-if="item.children" class="children-item">
    <list :list="item.children"></list>
   </div>
  </div>
 </div>
</template>
<script>
export default {
 name: "List",
 props: {
 list: Array
 }
};
</script>

<template>
 <div class="list-detail">
  <list :list="list"></list>
 </div>
</template>
<script>
import List from "./components/List";
export default {
 name: "Parent",
 components: { List },
 data() {
 return {
  list: [{
   name: "经济",
   children: [{
    name: "如家",
    children: [{
     name: "上江路-如家"
    },
    {
     name: "望江路-如家"
    }]
   },{
    name: "7天",
    children: [{
     name: "长江路-7天"
    },
    {
     name: "望江路-7天"
    }]
   }]
  }]
 }
 }
}
</script>