Stream通过某个字段过滤重复元素
摘要:
List<Book> list = new ArrayList<>(); list.add(new Book("apple")); list.add(new Book("apple")); list.add(new Book("pear")); list.add(new Book("melon")) 阅读全文
posted @ 2022-11-04 15:10 MaXianZhe 阅读(1501) 评论(0) 推荐(0) 编辑