export default ReturnKey; declare function ReturnKey(props: any): JSX.Element; declare namespace ReturnKey { namespace propTypes { const className: PropTypes.Requireable; const style: PropTypes.Requireable; } namespace defaultProps { const className_1: undefined; export { className_1 as className }; const style_1: undefined; export { style_1 as style }; } } import PropTypes from "prop-types";