/**
 * Original work Copyright (c) 2018 PoC-Consortium
 * Modified work Copyright (c) 2019 Burst Apps Team
 */
/**
 * Converts a byte array into string
 * Inverse function {@link convertStringToByteArray}
 * @param byteArray The byte array to be converted
 * @param startIndex The starting index of array to be converted (Default: 0)
 * @param length The number of bytes to be considered, _iff_ startIndex is given. If _null_ the byte array's length is considered
 * @return {string} The converted string
 *
 * @category conversion
 */
export declare const convertByteArrayToString: (byteArray: Uint8Array, startIndex?: number, length?: number) => string;