摘要: String s = "123"; System.out.println(System.identityHashCode(s)); s = "456"; System.out.println(System.identityHashCode(s)); 打印结果 2111991224292938459 阅读全文
posted @ 2020-04-30 18:39 霍宇飞 阅读(187) 评论(0) 推荐(0) 编辑