交换两个数组元素

/*nowjava 提 供*/

/* --------------------------------------------------------===

 * TradeManager : An application to trade strategies for the Java(tm) platform

 * --------------------------------------------------------===

 *

 * (C) Copyright 2011-2011, by Simon Allen and Contributors.

 *

 * Project Info:  org.trade

 *

 * This library is free software; you can redistribute it and/or modify it

 * under the terms of the GNU Lesser General Public License as published by

 * the Free Software Foundation; either version 2.1 of the License, or

 * (at your option) any later version.

 *

 * This library 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 Lesser General Public

 * License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public

 * License along with this library; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,

 * USA.

 *

 * [Java is a trademark or registered trademark of Oracle, Inc.

 * in the United States and other countries.]

 *

 * (C) Copyright 2011-2011, by Simon Allen and Contributors.

 *

 * Original Author:  Simon Allen;

 * Contributor(s):   -;

 *

 * Changes

 * -------

 *

 */

//package com.book2s;


public class Main {

    public static void main(String[] argv) {

        int i = 42;

        int j = 42;

        String[] index = new String[] { "1", "abc", "level", null,

                "book2s.com", "asdf 123" };

        swap(i, j, index);

    }