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                ThinkChat2.0新版上線,更智能更精彩,支持會話、畫圖、視頻、閱讀、搜索等,送10W Token,即刻開啟你的AI之旅 廣告
                >[success] # 組件分割 在組件分割這里,類似下面淘寶這種列表為例 ![](https://img.kancloud.cn/c9/9a/c99a31a18299e83fac4ce2ab735a7763_1367x842.png) 之前開發時候可能就是直接將后臺返回的數據進行直接的數據循環,但這其中問題是,有些數據需要特殊處理,由于整個數據都是循環出來的針對單獨某一條基本是失去了計算屬性帶來的便利,即使說代碼好看點也是用定義方法 **但如果將代碼更加顆粒度拆分將其 item 變為組件可以發現 計算屬性功能有可以了** ![](https://img.kancloud.cn/b8/28/b82821d43bb1c54b0e15bfff75b7cea3_1475x873.png) >[danger] ##### 之前的代碼 [參考](https://sfc.vuejs.org/#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) * data.js ~~~ const ls = [ {brand:"華為",type:"手機",price:"3600"}, {brand:"小米",type:"手機",price:"3600"}, ] export default ls ~~~ ~~~html <template> <div> <div v-for="item in data"> <!-- 這里做了拼接需要,如果你在好點提出一個方法做拼接--> <span>{{`${item.brand}${item.type}`}}</span> <span>{{item.price}}</span> </div> </div> </template> <script setup> import ls from './data.js' import {ref} from 'vue' const data = ref(ls) </script> ~~~ >[danger] ##### 較好的處理 [案例](https://sfc.vuejs.org/#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) ~~~ <template> <div> <div v-for="item in data"> <Children :areaData="item"></Children> </div> </div> </template> <script setup> import ls from './data.js' import Children from './Children.vue' import {ref} from 'vue' const data = ref(ls) </script> ~~~ * 拆分 ~~~ <template> <div> <span>{{titleInfo}}</span> <span>{{areaData.price}}</span> </div> </template> <script setup> import { computed } from 'vue'; const props = defineProps({ areaData: { type: Object, default: () => ({}) } }) // 使用了計算屬性 const titleInfo = computed(() => { return `${props.areaData?.brand}${props.areaData?.type}` }) </script> ~~~
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