arraycopydemo.java

来自「Java面向对象编程(随书配套源代码) 阐述了面向对象编程的思想」· Java 代码 · 共 19 行

package chapter8;

class ArrayCopyDemo
{
    static byte a[] = { 65, 66, 67, 68, 69, 70, 71, 72, 73, 74 };
    static byte b[] = { 77, 77, 77, 77, 77, 77, 77, 77, 77, 77 };
    public static void main(String args[])
    {
        System.out.println("a = " + new String(a));
        System.out.println("b = " + new String(b));
        System.arraycopy(a, 0, b, 0, a.length);
        System.out.println("a = " + new String(a));
        System.out.println("b = " + new String(b));
        System.arraycopy(a, 0, a, 1, a.length - 1);
        System.arraycopy(b, 1, b, 0, b.length - 1);
        System.out.println("a = " + new String(a));
        System.out.println("b = " + new String(b));
    }
}