import { IsoDateTime, IsoTime } from './iso-types';
declare function isoTime(): IsoTime;
declare function isoTime(fields: {
    hour: number;
    minute?: number;
    second?: number;
    millisecond?: number;
}): IsoTime;
declare function isoTime(dateTime: IsoDateTime): IsoTime;
declare function isoTime(input: string): IsoTime;
declare function isoTime(hour: number, minute?: number, second?: number, millisecond?: number): IsoTime;
export default isoTime;