数组复制的几种代码

package 数组练习01;

import java.util.Arrays;
//数组复制
public class test04 {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
    int [] num = {12,23,45,16,56,8,77};
    //数组复制copyOf办法
    //int [] newnums = Arrays.copyOf(num, 5);
    //数组复制CopyOfRange办法
    int [] newnums = Arrays.copyOfRange(num, 2, 5);
    
    for(int nums : newnums) {
    	System.out.print(nums+" ");
    }
  }	
}
package 数组练习01;

import java.util.Arrays;
//数组复制