@tplc/business/hooks/usePageScroll.ts

import { onPageScroll } from '@dcloudio/uni-app'
import { ref } from 'vue'
const usePageScroll = () => {
  const scrollTop = ref(0)
  onPageScroll(({ scrollTop: top }) => {
    scrollTop.value = top
  })
  return [scrollTop]
}
export default usePageScroll