import * as PropTypes from "prop-types";
export declare const sortDirection: PropTypes.Requireable<"desc" | "asc">;
export declare const sortState: PropTypes.Requireable<PropTypes.InferProps<{
    columnID: PropTypes.Requireable<string>;
    direction: PropTypes.Requireable<"desc" | "asc">;
}>>;
export declare const pageNumber: {
    (props: any, propName: any, componentName: any): Error;
    isRequired(props: any, propName: any, componentName: any): Error;
};
