export declare function range(end: number): Iterable; export declare function range(end: number, reverse?: boolean): Iterable; export declare function range(start: number, end: number): Iterable; export declare function range(start: number, end: number, step: number): Iterable; export declare function range(start: number, end: number, reverse: boolean): Iterable; export declare function range(start: number, end: number, step: number, reverse: boolean): Iterable; export declare function range(start: number, end?: number | boolean, step?: number | boolean, reverse?: boolean): Iterable;