gtht-miniapp-sdk/components/back-top/useScrollViewBackTop.js

gtht-miniapp-sdk 是一套基于 Uniapp + Vue3 框架开发的兼容多端的 UI 组件库

import { ref } from 'vue';
export function useScrollViewBackTop() {
    const scrollTop = ref(0);
    const onScroll = (event) => {
        scrollTop.value = event.detail.scrollTop;
    };
    const onClick = () => {
        scrollTop.value = 0;
    };
    return {
        scrollTop,
        onScroll,
        onClick,
    };
}