export declare function sortList<T = unknown>({ list, sortBy, orders }: {
    list: T[];
    sortBy?: string[];
    orders?: ReadonlyArray<'asc' | 'desc'>;
}): T[];
export declare const sortByString: <T = any>(list: T[] | undefined, key: string) => T[];
export declare function removeUndefinedArrayElements(arr?: unknown[]): unknown[];
export declare const getUniqueListBy: <T>(arr: T[], key: string) => T[];