25 lines
899 B
JavaScript
25 lines
899 B
JavaScript
//#region src/array/dropRight.ts
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/**
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* Removes a specified number of elements from the end of an array and returns the rest.
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*
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* This function takes an array and a number, and returns a new array with the specified number
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* of elements removed from the end.
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*
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* @template T - The type of elements in the array.
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* @param {T[]} arr - The array from which to drop elements.
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* @param {number} itemsCount - The number of elements to drop from the end of the array.
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* @returns {T[]} A new array with the specified number of elements removed from the end.
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*
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* @example
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* const array = [1, 2, 3, 4, 5];
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* const result = dropRight(array, 2);
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* // result will be [1, 2, 3] since the last two elements are dropped.
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*/
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function dropRight(arr, itemsCount) {
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itemsCount = Math.min(-itemsCount, 0);
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if (itemsCount === 0) return arr.slice();
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return arr.slice(0, itemsCount);
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}
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//#endregion
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export { dropRight };
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