import { TReferenceProps } from '../../..';
import { IStringProps, TStringValidatorResult } from '../_types';
export interface IIsBtcAddressProps {
}
/**
 * Check if the string is a valid BTC address.
 */
export declare const isBtcAddress: (props?: TReferenceProps<IIsBtcAddressProps> & IStringProps) => TStringValidatorResult;