export declare class xDatetime {
    static readonly ONE_SECOND_MILLISECOND: number;
    static readonly ONE_MINUTE_MILLISECOND: number;
    static readonly ONE_HOUR_MILLISECOND: number;
    static readonly ONE_DAY_MILLISECOND: number;
    static readonly ONE_WEEK_MILLISECOND: number;
    static readonly ONE_MONTH_MILLISECOND: number;
    static readonly ONE_YEAR_MILLISECOND: number;
    static getCurrentMilliseconds(): number;
    static getCurrentDate(): Date;
    static getMilliseconds(date: Date): number;
    static getDateAtMilliseconds(milliseconds: number): Date;
    static getToday0hMilliseconds(): number;
}