/** Return array without duplicates elements */
declare function stripDuplicates<T = unknown>(dupArray: T[], options?: {
    compare?: (a: T, b: T) => boolean;
    sorted?: boolean;
}): T[];

/**
 * Retrieves duplicates from a collection of numbers
 */
declare function getDuplicates(collection: number[]): number[];

export { getDuplicates, stripDuplicates };