摘要: public void test1(){ String s = "1"; System.out.println("调用方法hange1前s的内存地址:"+System.identityHashCode(s)); Integer i = 1; System.out.println("调用方法chang 阅读全文
posted @ 2020-01-15 16:49 昵称是默默呐 阅读(1451) 评论(0) 推荐(0) 编辑