import { DateFormat } from "./types";
/**
 * Verifica che la stringa sia nel formato dd/mm/aaaa
 *
 * @param s
 */
export declare const isInItalianFormat: (s: string) => boolean;
/**
 * Verifica che la stringa sia formatta secondo lo standard ISO 8601
 *
 * E.g.
 * 2016-04-06
 * 2016-04-06T10:10:09Z
 * 2003-05-11T15:30:00.45Z
 * 1997-07-16T19:20+01:00
 * 1997-07-16T19:20:30+01:00
 * 1997-07-16T19:20:30.45+01:00
 * 1997-07-16T19:20-01:00
 * 1997-07-16T19:20:30-01:00
 * 1997-07-16T19:20:30.45-01:00
 *
 * https://rgxdb.com/r/526K7G5W
 *
 * @param s
 */
export declare const isInISO8601Format: (s: string) => boolean;
/**
 * Verifica che la stringa rappresenti una data
 *
 * @param s
 */
export declare const isDate: (s: string) => boolean;
/**
 *
 * @param s
 */
export declare const toItalianFormat: (s: string) => string;
/**
 *
 * @param s
 */
export declare const toISO8601Format: (s: string) => string;
/**
 *
 * @param s
 * @param format
 */
export declare const reformatDate: (s: string, format: DateFormat) => string;
/**
 *
 * @param d
 * @param format
 */
export declare const dateToString: (d: Date, format: DateFormat) => string;
/**
 * Converte una stringa in un oggetto Date.
 *
 * @returns Oggetto Date se la stringa e' definita, null altrimenti.
 */
export declare const toDateObject: (s: string) => Date;
export declare const isValidDateObject: (s: Date) => boolean;
export declare const isInvalidDateObject: (d: Date) => boolean;
export declare const addZero: (n: number) => string;
export declare const isFutureDate: (s: string) => boolean;
export declare const isPastDate: (s: string) => boolean;
export declare const isToday: (s: string) => boolean;
export declare const compareDate: (d1: Date, d2: Date) => 0 | 1 | -1;