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                [TOC] ## 用組件設置下拉刷新 ### 1.安裝組件 ``` npm i vant -S ``` ### 2.main.js中導入組件 ``` import Vant from 'vant'; import 'vant/lib/index.css'; Vue.use(Vant); ``` ### 3.使用組件 ``` <div> //一定要用div將組件包起來,不然會報錯 <van-list v-model="loading" :finished="finished" finished-text="沒有更多了" @load="onLoad"> <div class="home"> <movie-item v-for="(item,index) of movies" :key="index" :movie="item"></movie-item> </div> </van-list> </div> ``` ### 4.通過組件中綁定的事件觸發刷新 > onLoad會在頁面加載的時候就觸發該事件,加載初始頁面也可以在這個函數里實現 ``` export default { data() { return { list: [], loading: false, finished: false }; }, methods: { onLoad() { // 異步更新數據然數據加載完再更新 setTimeout(() => { for (let i = 0; i < 10; i++) { this.list.push(this.list.length + 1); } // 加載狀態結束 this.loading = false; // 數據全部加載完成 if (this.list.length >= 40) { this.finished = true; } }, 500); } } } ``` ##多個頁面滾動相互影響的問題 ~~~ scrollBehavior(){ return{x:0,y:0} } ~~~
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