es-toolkit/dist/array/uniq.js

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

//#region src/array/uniq.ts
/**
* Creates a duplicate-free version of an array.
*
* This function takes an array and returns a new array containing only the unique values
* from the original array, preserving the order of first occurrence.
*
* @template T - The type of elements in the array.
* @param arr - The array to process.
* @returns A new array with only unique values from the original array.
*
* @example
* const array = [1, 2, 2, 3, 4, 4, 5];
* const result = uniq(array);
* // result will be [1, 2, 3, 4, 5]
*/
function uniq(arr) {
	return [...new Set(arr)];
}
//#endregion
exports.uniq = uniq;