export declare const DAYS_IN_MONTH_LEAP: number[];
export declare const DAYS_IN_MONTH: number[];
export declare const titleFormats: Record<string, Intl.DateTimeFormatOptions>;
export declare const DATE_PICKER_MODE: {
    year: string;
    month: string;
    date: string;
};
export declare const SUBSTRING_TYPE_LEN: {
    date: number;
    month: number;
    year: number;
};