import { CardType } from '../components/creditCard/props';
/**
 * Determines the card type based on card number
 * Detection order is important to avoid conflicts between card types
 */
export declare const getCardType: (cardNumber: string) => CardType;
/**
 * Formats card number with spaces for display
 */
export declare const formatCardNumber: (cardNumber: string) => string;
/**
 * Formats expiry date input (MM/YY format)
 */
export declare const formatExpiryDate: (text: string) => string;
/**
 * Validates card number using Luhn algorithm
 */
export declare const validateCardNumber: (cardNumber: string) => boolean;
/**
 * Validates expiry date (MM/YY format)
 */
export declare const validateExpiryDate: (expiry: string) => boolean;
/**
 * Validates CVC code
 */
export declare const validateCVC: (cvc: string) => boolean;