import { Dictionary } from '../dictionary';
import { IEqualityComparer } from '../equality-comparer';
export declare function toDictionary<TSource, TKey, TElement = TSource>(source: Iterable<TSource>, keySelector: (item: TSource) => TKey, elementSelector?: (item: TSource) => TElement, comparer?: IEqualityComparer<TKey>): Dictionary<TKey, TElement>;