uniapp中怎么实现下拉刷新
时间: 2023-09-07 10:17:25 浏览: 100
在uniapp中,可以使用 `onPullDownRefresh` 方法来实现下拉刷新功能。
首先,在需要实现下拉刷新的页面的 `.vue` 文件中,添加下拉刷新事件:
```html
<template>
<view>
<!-- 页面内容 -->
</view>
</template>
<script>
export default {
onPullDownRefresh() {
// 触发下拉刷新时,执行的代码
},
};
</script>
```
然后,在下拉刷新事件中,可以通过调用 `uni.startPullDownRefresh()` 方法来启动下拉刷新动画,并执行刷新操作。同时,需要在刷新完成后,调用 `uni.stopPullDownRefresh()` 方法来结束下拉刷新动画。
例如:
```html
<template>
<view>
<!-- 页面内容 -->
</view>
</template>
<script>
export default {
onPullDownRefresh() {
// 启动下拉刷新动画
uni.startPullDownRefresh({
success: () => {
// 执行刷新操作
this.refreshData().then(() => {
// 刷新完成,结束下拉刷新动画
uni.stopPullDownRefresh();
});
},
});
},
methods: {
refreshData() {
// 刷新数据的方法
return new Promise((resolve) => {
// 模拟异步刷新操作
setTimeout(() => {
resolve();
}, 2000);
});
},
},
};
</script>
```
这样,就可以在uniapp中实现下拉刷新功能了。
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