import { IterableX } from '../iterable';
export declare function groupJoin<TOuter, TInner, TKey, TResult>(outer: Iterable<TOuter>, inner: Iterable<TInner>, outerSelector: (value: TOuter) => TKey, innerSelector: (value: TInner) => TKey, resultSelector: (outer: TOuter, inner: Iterable<TInner>) => TResult): IterableX<TResult>;