export declare function isoDateToJSDate(date: {
    dateTime: string;
    timeZone?: string;
} | undefined): Date | undefined;
export declare function isoDateStringToJSDate(date: string, timeZone?: string): Date;
export declare function yyyyMMddToJSDate(date: string): Date;
export declare function jsDateToIsoDateString(date: Date, timeZone?: string): {
    dateTime: string;
    timeZone?: string;
};
export declare function jsDateToYYYYMMDD(date: Date, timeZone?: string, separator?: string): string;
export declare function dateToString(date: Date, short?: boolean): string;