declare namespace DateUtil {
    function getDBDate(): Date;

    function getDBTime(): Date;

    function formatDate(date: Date, format: string): string;

    function checkDate(str: string, formatString: string): boolean;

    function getMonthsBetweenTwoDate(startDate: Date, endDate: Date): number;

    function compareDate(date1: Date, date2: Date): number;

    function stringToDate(dateStr: string, format: string): Date;

    function getDayDifferenceBetweenTwoDate(beginDate: Date, endDate: Date): number;

    function addMonths(date: Date, months: number): Date;

    function addDays(date: Date, days: number): Date;
}

export default DateUtil;