Java Array Range Copy copyOf(int[] source, int length)

Description

Copy an array of ints by creating a new instance and copying every elements from 0.

License

Open Source License

Parameter

Parameter	Description
source	the source array. Must not be null.
length	length of array to copy. Must be lower or equal than source.length.

Return

a new array instance of the same lenght than source with content copied from it.

Declaration

static public int[] copyOf(int[] source, int length) 

Method Source Code

//package com.java2s;
/**/*  w w  w.  ja  va  2s.  com*/
 *  Copyright (C) 2009 - OQube / Arnaud Bailly
 * 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
 *
 * Created on Fri Mar 27 2009
 */

public class Main {
    /**
     * Copy an array of ints by creating a new instance and copying
     * every elements from 0.
     * This function exists in JDK6.
     * @param source the source array. Must not be null.
     * @param length length of array to copy. Must be lower or equal than
     * source.length.
     * @return a new array instance of the same lenght than source with
     * content copied from it.
     */
    static public int[] copyOf(int[] source, int length) {
        int[] dest = new int[length];
        System.arraycopy(source, 0, dest, 0, length);
        return dest;
    }
}

Related

1. copyOf(double[] v, int newlength)
2. copyOf(final byte[] bytes)
3. copyOf(int[] arr)
4. copyOf(int[] arr, int length)
5. copyOf(int[] old, int length)
6. copyOf(int[] src, int size)
7. copyOf(int[][] pixels)
8. copyOf(Integer[] original)
9. copyOf(Object src, int newLength)