/**
 * Get a function curried with a time duration to subtract
 * from its native JS `Date` arguments.
 *
 * @param duration Object of `hours`, `minutes`, `seconds` & `milliseconds`, where each may be negative
 * @returns A curried function that operates on JS `Date` objects
 */
export declare function subtractTime({ hours, minutes, seconds, milliseconds, }: {
    hours?: number | string;
    minutes?: number | string;
    seconds?: number | string;
    milliseconds?: number | string;
}): (instant: Date) => Date;
//# sourceMappingURL=subtractTime.d.ts.map