import { ICalendarMode, ICalendarValue } from './Calendar.types';
/**
 * 判断日期是否相同
 */
export declare const isSame: (start: Date, end: Date) => boolean;
/**
 * 计算日期差
 */
export declare const geteDateDiff: (a: Date, b: Date) => number;
/**
 * 判断是否在日期区间内
 */
export declare const isRange: (current: Date, start: Date, end: Date) => boolean;
/**
 * 取数组第一个日期为开始日期，最后一个日期为结束日期
 */
export declare const generateRangeDate: (value: Date[]) => {
    start: Date;
    end: Date;
};
/**
 * 格式化初始日期
 * @return undefined | Array<Date|null>
 */
export declare const formatDate: (mode: ICalendarMode, value: ICalendarValue, minDate: Date, maxDate: Date) => any[] | Date;