export declare function is_leapyear(year: number): boolean;
export declare function get_year(time: number): number;
export declare function set_year(time: number, year: number): number;
export declare function get_month(time: number): number;
export declare function set_month(time: number, month: number): number;
export declare function get_day_of_month(time: number): number;
export declare function set_day_of_month(time: number, day: number): number;
export declare function get_hours(time: number): number;
export declare function set_hours(time: number, hours: number, min?: number, sec?: number, ms?: number): number;
export declare function get_minutes(time: number): number;
export declare function set_minutes(time: number, minutes: number): number;
export declare function get_seconds(time: number): number;
export declare function set_seconds(time: number, seconds: number): number;
export declare function get_milliseconds(time: number): number;
export declare function set_milliseconds(time: number, milliseconds: number): number;
export declare function get_days_in_month(time: number): number;
export declare function parse(str: string): number;
export declare function now(): number;
export declare function get_day_of_week(time: number): number;
export declare function get_timezone_offset(time: number): number;
export declare function tm2str(time: number): string;
export declare function tm2tmstr(time: number): string;
export declare function tm2local_str(time: number): string;
export declare function tm2local_tmstr(time: number): string;
export declare function tm2isostr(time: number): string;
export declare function value_of(time: number): number;
export declare function is_valid(time: number): boolean;
export declare function range(start: number, end: number): number[];