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es-toolkit

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A state-of-the-art, high-performance JavaScript utility library with a small bundle size and strong type annotations.

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/** * Combines one array into a single array using a custom combiner function. * * @template T - The type of elements in the first array. * @template R - The type of elements in the resulting array. * @param {ArrayLike<T>} arr1 - The first array to zip. * @param {(item: T) => R} combine - The combiner function that takes corresponding elements from each array and returns a single value. * @returns {R[]} A new array where each element is the result of applying the combiner function to the corresponding elements of the input arrays. */ declare function zipWith<T, R>(arr1: ArrayLike<T>, combine: (item: T) => R): R[]; /** * Combines two arrays into a single array using a custom combiner function. * * @template T - The type of elements in the first array. * @template U - The type of elements in the second array. * @template R - The type of elements in the resulting array. * @param {ArrayLike<T>} arr1 - The first array to zip. * @param {ArrayLike<U>} arr2 - The second array to zip. * @param {(item1: T, item2: U) => R} combine - The combiner function that takes corresponding elements from each array and returns a single value. * @returns {R[]} A new array where each element is the result of applying the combiner function to the corresponding elements of the input arrays. */ declare function zipWith<T, U, R>(arr1: ArrayLike<T>, arr2: ArrayLike<U>, combine: (item1: T, item2: U) => R): R[]; /** * Combines three arrays into a single array using a custom combiner function. * * @template T - The type of elements in the first array. * @template U - The type of elements in the second array. * @template V - The type of elements in the third array. * @template R - The type of elements in the resulting array. * @param {ArrayLike<T>} arr1 - The first array to zip. * @param {ArrayLike<U>} arr2 - The second array to zip. * @param {ArrayLike<V>} arr3 - The third array to zip. * @param {(item1: T, item2: U, item3: V) => R} combine - The combiner function that takes corresponding elements from each array and returns a single value. * @returns {R[]} A new array where each element is the result of applying the combiner function to the corresponding elements of the input arrays. */ declare function zipWith<T, U, V, R>(arr1: ArrayLike<T>, arr2: ArrayLike<U>, arr3: ArrayLike<V>, combine: (item1: T, item2: U, item3: V) => R): R[]; /** * Combines four arrays into a single array using a custom combiner function. * * @template T - The type of elements in the first array. * @template U - The type of elements in the second array. * @template V - The type of elements in the third array. * @template W - The type of elements in the fourth array. * @template R - The type of elements in the resulting array. * @param {ArrayLike<T>} arr1 - The first array to zip. * @param {ArrayLike<U>} arr2 - The second array to zip. * @param {ArrayLike<V>} arr3 - The third array to zip. * @param {ArrayLike<W>} arr4 - The fourth array to zip. * @param {(item1: T, item2: U, item3: V, item4: W) => R} combine - The combiner function that takes corresponding elements from each array and returns a single value. * @returns {R[]} A new array where each element is the result of applying the combiner function to the corresponding elements of the input arrays. */ declare function zipWith<T, U, V, W, R>(arr1: ArrayLike<T>, arr2: ArrayLike<U>, arr3: ArrayLike<V>, arr4: ArrayLike<W>, combine: (item1: T, item2: U, item3: V, item4: W) => R): R[]; /** * Combines five arrays into a single array using a custom combiner function. * * @template T - The type of elements in the first array. * @template U - The type of elements in the second array. * @template V - The type of elements in the third array. * @template W - The type of elements in the fourth array. * @template X - The type of elements in the fifth array. * @template R - The type of elements in the resulting array. * @param {ArrayLike<T>} arr1 - The first array to zip. * @param {ArrayLike<U>} arr2 - The second array to zip. * @param {ArrayLike<V>} arr3 - The third array to zip. * @param {ArrayLike<W>} arr4 - The fourth array to zip. * @param {ArrayLike<X>} arr5 - The fifth array to zip. * @param {(item1: T, item2: U, item3: V, item4: W, item5: X) => R} combine - The combiner function that takes corresponding elements from each array and returns a single value. * @returns {R[]} A new array where each element is the result of applying the combiner function to the corresponding elements of the input arrays. */ declare function zipWith<T, U, V, W, X, R>(arr1: ArrayLike<T>, arr2: ArrayLike<U>, arr3: ArrayLike<V>, arr4: ArrayLike<W>, arr5: ArrayLike<X>, combine: (item1: T, item2: U, item3: V, item4: W, item5: X) => R): R[]; /** * Combines multiple arrays into a single array using a custom combiner function. * * This function takes one array and a variable number of additional arrays, * applying the provided combiner function to the corresponding elements of each array. * If the input arrays are of different lengths, the resulting array will have the length * of the longest input array, with undefined values for missing elements. * * @template T - The type of elements in the input arrays. * @template R - The type of elements in the resulting array. * @param {Array<((...group: T[]) => R) | ArrayLike<T> | null | undefined>} combine - The combiner function that takes corresponding elements from each array and returns a single value. * @returns {R[]} A new array where each element is the result of applying the combiner function to the corresponding elements of the input arrays. * * @example * const arr1 = [1, 2, 3]; * const arr2 = ['a', 'b', 'c']; * const result = zipWith(arr1, arr2, (num, char) => `${num}${char}`); * // result will be ['1a', '2b', '3c'] */ declare function zipWith<T, R>(...combine: Array<((...group: T[]) => R) | ArrayLike<T> | null | undefined>): R[]; export { zipWith };