export declare function useTime(): {
    h: H;
};
export type H = {
    time: (date: Date) => string;
    timeDifference: (value: number, unit: Intl.RelativeTimeFormatUnit) => string;
    timeAgo: (date: Date) => string | undefined;
    duration: (seconds: number) => string;
};
export declare const emptyH: H;