/**
 * Scramble the "inner" letters of each word in the input into a random order,
 * and output the result. Non-word (that is, non-alphabetical) characters, and
 * the first and last letters of each word, are left alone.
 *
 * @copyright (c) 2009-07-11 Andrew J. Buehler.
 * @license GPL-3+
 * @author Aaron Wells
 *
 *   This program is free software: you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation, either version 3 of the License, or
 *   (at your option) any later version.
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *   You should have received a copy of the GNU General Public License
 *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
/**
 *
 * @param {string} originalString
 * @return '';
 */
export declare function scramble(originalString: string): string;