import { ETypeDate } from "./types";
export type IndexDay = 0 | 1;
/**
 * @param type
 * @param StartDay
 * @returns
 */
export declare function GetDateRange(type: ETypeDate): {
    dateType: ETypeDate;
    startDate: Date;
    endDate: Date;
};
/**
 * Counts the number of months between two dates.
 * @param startDate
 * @param endDate
 * @returns
 */
export declare function CountMonths(startDate: Date, endDate: Date): number;