declare function sanitizeTelephone(value: string): string;
/**
 * @see https://en.wikipedia.org/wiki/Telephone_numbers_in_the_Solomon_Islands
 * @see https://stackoverflow.com/questions/14894899/what-is-the-minimum-length-of-a-valid-international-phone-number
 * @see https://en.wikipedia.org/wiki/Telephone_numbering_plan
 * 5-15 digits
 * @see isValidLength
 */
declare function isTelephone(value: string): boolean;
declare function isEmptyOrValidTelephone(value: string): boolean;
export { sanitizeTelephone };
export { isTelephone as isValidTelephone };
export { isTelephone, isEmptyOrValidTelephone };
export default isTelephone;