import { default as dayjs } from 'dayjs';

type dayisInput = string | number | Date | dayjs.Dayjs | null | undefined;
export type ManipulateType = 'second' | 'minute' | 'hour' | 'day' | 'month' | 'year' | 'd' | 'D' | 'M' | 'y';
export declare function formatToDateTime(date?: dayisInput, format?: string): string;
export declare function formatToDate(date?: dayisInput, format?: string): string;
export declare function toTimeStamp(date?: dayisInput): number;
export declare function today(): string;
export declare function yearsAgo(year: number, dateStr?: dayisInput): string;
export declare function monthsAgo(month: number, dateStr?: dayisInput): string;
export declare function daysAgo(day: number, dateStr?: dayisInput): string;
export declare function getYear(dateStr?: dayisInput): number;
export declare function getMonth(dateStr?: dayisInput): number;
export declare function relativeTime(time: dayisInput, from?: dayisInput): string;
export declare function solarLunarConvert(dateStr?: dayisInput, lunar?: 'lunar' | 'solar'): {
    monthCn: string;
    dayCn: string;
    yearCn: string;
};
export declare const solarLunarFullMonths: string[];
export declare const solarLunarFullYearDays: string[];
export declare const dateUtil: typeof dayjs;
export type DateUtil = dayjs.Dayjs;
export {};