import { IterableX } from './iterablex';
export declare class SliceIterable<TSource> extends IterableX<TSource> {
    private _source;
    private _begin;
    private _end;
    constructor(source: Iterable<TSource>, begin: number, end: number);
    [Symbol.iterator](): IterableIterator<TSource>;
}
export declare function slice<TSource>(source: Iterable<TSource>, begin: number, end?: number): IterableX<TSource>;