export interface IUseCountDownProps {
    /**
     * 倒计时时长(ms)
     * @default 0
     */
    time?: number;
    /**
     * 时间格式 （DD-日，HH-时，mm-分，ss-秒）
     * @default HH:mm:ss
     */
    format?: string;
    /**
     * 倒计时结束时的回调
     */
    onEnd?: () => void;
}
declare const useCountdown: ({ time, format, onEnd }: IUseCountDownProps) => readonly [{
    readonly days: number;
    readonly hours: number;
    readonly minutes: number;
    readonly seconds: number;
}, string];
export default useCountdown;