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useInfiniteScroll

Category	Sensors
Export Size	1.94 kB
Last Changed	last week

Usage

<script setup lang="ts">
import { ref } from 'vue'
import { useInfiniteScroll } from '@vueuse/core'

const el = ref<HTMLElement>(null)
const data = ref([1, 2, 3, 4, 5, 6])

useInfiniteScroll(
  el,
  () => {
    // load more
    data.value.push(...moreData)
  },
  { distance: 10 }
)
</script>

<template>
  <div ref="el">
    <div v-for="item in data">
      {{ item }}
    </div>
  </div>
</template>

Directive Usage

This function also provides a directive version via the @vueuse/components package. Learn more about the usage.

<script setup lang="ts">
import { ref } from 'vue'
import { vInfiniteScroll } from '@vueuse/components'

const data = ref([1, 2, 3, 4, 5, 6])

function onLoadMore() {
  const length = data.value.length + 1
  data.value.push(...Array.from({ length: 5 }, (_, i) => length + i))
}
</script>

<template>
  <div v-infinite-scroll="onLoadMore">
    <div v-for="item in data" :key="item">
      {{ item }}
    </div>
  </div>

  <!-- with options -->
  <div v-infinite-scroll="[onLoadMore, { 'distance' : 10 }]">
    <div v-for="item in data" :key="item">
      {{ item }}
    </div>
  </div>
</template>

Type Declarations

export interface UseInfiniteScrollOptions extends UseScrollOptions {
  /**
   * The minimum distance between the bottom of the element and the bottom of the viewport
   *
   * @default 0
   */
  distance?: number
  /**
   * The direction in which to listen the scroll.
   *
   * @default 'bottom'
   */
  direction?: "top" | "bottom" | "left" | "right"
  /**
   * The interval time between two load more (to avoid too many invokes).
   *
   * @default 100
   */
  interval?: number
}
/**
 * Reactive infinite scroll.
 *
 * @see https://vueuse.org/useInfiniteScroll
 */
export declare function useInfiniteScroll(
  element: MaybeRefOrGetter<
    HTMLElement | SVGElement | Window | Document | null | undefined
  >,
  onLoadMore: (
    state: UnwrapNestedRefs<ReturnType<typeof useScroll>>
  ) => Awaitable<void>,
  options?: UseInfiniteScrollOptions
): {
  isLoading: ComputedRef<boolean>
}

Source

Source • Demo • Docs