/** *****************************
 * UAE/Dubai mobile phone number *
 *********************************/
/**
 * starts with 5 (50, 52, 54, 55, 56, 58)
 * reference: https://en.wikipedia.org/wiki/Telephone_numbers_in_the_United_Arab_Emirates
 * */
export declare function is_ae_mobile_phone_prefix(tel: string): boolean;
/**
 * with/without +971 prefix
 * */
export declare function is_ae_mobile_phone(tel: number | string): boolean;
/**
 * very forgiving
 *
 * @return +971xxxxxxxxx if valid (9 digits after country code)
 *         empty string if not valid
 * */
export declare function to_full_ae_mobile_phone(tel: string | number): string;
/**
 * @returns +971 5x xxx xxxx if valid
 * if local format:05x xxx xxxx
 * international format: +971 5x xxx xxxx
 */
export declare function format_ae_mobile_phone(tel: string | number): string;