import type { IBANValidationResult } from "./types";
/**
 * Function to validate an International Bank Account Number (IBAN). It takes a control parameter, which can be either a string or an object with a value property that is a string. The function returns an object with a ibanInvalid property that is true if the IBAN is invalid, and an error object with three properties: countryUnsupported, codeLengthInvalid, and patternInvalid.
 * @param {any} control string | Partial<{value:string}>
 * @returns {any} IBANValidationResult | null
 */
export declare function validateIBAN(control: string | Partial<{
    value: string;
}>): IBANValidationResult | null;