# 模擬樹形結構 ``` <template> <div> <ul v-for="(item,i) in list"> <li> {{item.name}} <ul v-if="item.children "> 調用自身 <item :list="item.children"></item> </ul> </li> </ul> </div> </template> ``` ``` <script> export default { name: "item",//vue2必須有name props: { list: { type: Array, default: () => { return [ { name: "item1", children: [ { name: "item2", children: [{ name: "item2.1" }] }, { name: "item3" } ] }, { name: "item4", children: [ { name: "item5" }, { name: "item6" } ] } ]; } } }, data() { return { isShow: true }; }, computed: {}, created() {}, methods: { } }; </script> ```