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useArrayFindLast ​

Category
Export Size
191 B
Last Changed
5 months ago

Reactive Array.findLast.

Usage ​

js
import { useArrayFindLast } from '@vueuse/core'

const list = [ref(1), ref(-1), ref(2)]
const positive = useArrayFindLast(list, val => val > 0)
// positive.value: 2

Use with reactive array ​

js
import { useArrayFindLast } from '@vueuse/core'

const list = reactive([-1, -2])
const positive = useArrayFindLast(list, val => val > 0)
// positive.value: undefined
list.push(10)
// positive.value: 10
list.push(5)
// positive.value: 5

Type Declarations ​

typescript
/**
 * Reactive `Array.findLast`
 *
 * @see https://vueuse.org/useArrayFindLast
 * @param list - the array was called upon.
 * @param fn - a function to test each element.
 *
 * @returns the last element in the array that satisfies the provided testing function. Otherwise, undefined is returned.
 */
export declare function useArrayFindLast<T>(
  list: MaybeRefOrGetter<MaybeRefOrGetter<T>[]>,
  fn: (element: T, index: number, array: MaybeRefOrGetter<T>[]) => boolean,
): ComputedRef<T | undefined>

Source ​

Source • Docs

Contributors ​

Anthony Fu
Levi (Nguyá»…n LÆ°Æ¡ng Huy)

Changelog ​

v10.0.0-beta.4 on 4/13/2023
4d757 - feat(types)!: rename MaybeComputedRef to MaybeRefOrGetter
0a72b - feat(toValue): rename resolveUnref to toValue
v9.13.0 on 2/18/2023
b0ac4 - feat: new function (#2471)

Released under the MIT License.