bean集合拆分成多个list

Question

现在有个bean的list，需要拆成多个成员的list，怎么写比较好？ public class User { private String name; private String age; //..getter,settter省略 } List<User> data = ... List<String> name = data里的所有name List<String> age = ...

Answer 1

List<String> name = data.stream().map(User::getName).collect(Collectors.toList());
List<String> age = data.stream().map(User::getAge).collect(Collectors.toList());