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Add comprehensive reference documentation for: - Vitest: environments, projects/workspaces, type testing, vi utilities - Pinia: HMR, Nuxt integration, SSR setup - Vue: built-in components (Transition, Teleport, Suspense, KeepAlive) and advanced directives
60 lines
1.2 KiB
Markdown
60 lines
1.2 KiB
Markdown
---
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category: Array
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---
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# useArraySome
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Reactive `Array.some`
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## Usage
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### Use with array of multiple refs
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```ts
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import { useArraySome } from '@vueuse/core'
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const item1 = ref(0)
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const item2 = ref(2)
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const item3 = ref(4)
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const item4 = ref(6)
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const item5 = ref(8)
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const list = [item1, item2, item3, item4, item5]
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const result = useArraySome(list, i => i > 10)
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// result.value: false
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item1.value = 11
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// result.value: true
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```
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### Use with reactive array
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```ts
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import { useArraySome } from '@vueuse/core'
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const list = ref([0, 2, 4, 6, 8])
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const result = useArraySome(list, i => i > 10)
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// result.value: false
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list.value.push(11)
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// result.value: true
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```
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## Type Declarations
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```ts
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export type UseArraySomeReturn = ComputedRef<boolean>
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/**
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* Reactive `Array.some`
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*
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* @see https://vueuse.org/useArraySome
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* @param list - the array was called upon.
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* @param fn - a function to test each element.
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*
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* @returns **true** if the `fn` function returns a **truthy** value for any element from the array. Otherwise, **false**.
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*
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* @__NO_SIDE_EFFECTS__
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*/
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export declare function useArraySome<T>(
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list: MaybeRefOrGetter<MaybeRefOrGetter<T>[]>,
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fn: (element: T, index: number, array: MaybeRefOrGetter<T>[]) => unknown,
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): UseArraySomeReturn
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```
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