import { MapIterator, Dictionary, MapResultCallback } from "../interfaces";
/**
 * This method enum all items in an array or an object one by one,
 * with index value.
 */
export declare function series<T, E>(data: Dictionary<T> | T[], next: MapIterator<T, E>, final: MapResultCallback<T, E>): void;
export declare function series_Promise<T, E>(data: Dictionary<T> | T[], next: MapIterator<T, E>): Promise<T>;