import { ISearchOgcItemsOptions } from "./interfaces";
/**
 * @private
 * Serializes the sort options provided from the request options
 * object into a string that the OGC API can understand
 *
 * @param options ISearchOgcItemsOptions that contain sorting information
 * @returns a serialized sort string
 */
export declare function getSortByQueryParam(options: ISearchOgcItemsOptions): string;
