java数组的拷贝

public class ArrayTest07 {
    public static void main(String[] args) {
        int[] a= {1,2,3,4,5,6,7,8};
        int[] b=new int[a.length];
        for(int i=0;i<copyArray(a, b).length;i++) {
            System.out.println(copyArray(a,b)[i]);
        }
        
    }
    public static int[] copyArray(int a[],int b[]) {
        for(int i=0;i<a.length;i++) {
            b[i]=a[i];
        }
        return b;
    }

}