source: node_modules/es-toolkit/dist/compat/array/last.d.mts

Last change on this file was a762898, checked in by istevanoska <ilinastevanoska@…>, 5 months ago

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1/**
2 * Returns the last element of an array.
3 *
4 * This function takes an array and returns the last element of the array.
5 * If the array is empty, the function returns `undefined`.
6 *
7 * Unlike some implementations, this function is optimized for performance
8 * by directly accessing the last index of the array.
9 *
10 * @template T - The type of elements in the array.
11 * @param {ArrayLike<T> | null | undefined} arr - The array from which to get the last element.
12 * @returns {T | undefined} The last element of the array, or `undefined` if the array is empty.
13 *
14 * @example
15 * const arr = [1, 2, 3];
16 * const lastElement = last(arr);
17 * // lastElement will be 3
18 *
19 * const emptyArr: number[] = [];
20 * const noElement = last(emptyArr);
21 * // noElement will be undefined
22 */
23declare function last<T>(array: ArrayLike<T> | null | undefined): T | undefined;
24
25export { last };
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