java数组复制===clone()

package com.a;

public class gjsopb {

public static void main(String[] args) {
int a[] = { 2, 35, 43, 654, 3, 1 };
int b[] = new int[a.length];
//clone类型返回的是对象，要强制转换为：int[]
b = (int[]) a.clone();
for (int i = 0; i < a.length; i++) {
System.out.println(b[i]);
}
}
}