copyarray.java

来自「提供了常用的JAVA技术的示例」· Java 代码 · 共 32 行

package CopyArray;

import javax.swing.UIManager;
import java.awt.*;

public class CopyArray {

    public static void main(String[] args) {
        int arry[]={1,2,3,4,5,6,7,8};
        int a1[]={12,11,10,9,8,7,6,5,4,3,2,1};
        int a2[]={8,7,6,5,4};
        try
        {
            System.arraycopy(arry,0,a1,0,arry.length);
            System.arraycopy(arry,0,a2,0,arry.length);
        }
        catch(ArrayIndexOutOfBoundsException e)
        {
            System.out.print("程序发生异常：使用了");
            System.out.println(e.getMessage()+"作数组下标");
        }
        System.out.println("a1[]:");
        for(int i=0;i<a1.length;i++)
           { System.out.print(a1[i]+"  ");}
            System.out.println();

        System.out.println("a2[]:");
        for(int i=0;i<a2.length;i++)
            System.out.print(a2[i]+"  ");
            System.out.println();
  }
}