需求: 需要对List中的每个User按照birthday顺序排序,时间由小到大排列. 代码实现: import java.text.SimpleDateFormat; import java.util.*; public class ListSort { public static class UserBean { private String id; private String birthday; public String getId() { return id; } public vo
需求: 需要对List中的每个User按照birthday顺序排序,时间由小到大排列. package com.tree.ztree_demo.orderby; import java.text.SimpleDateFormat; import java.util.*; public class ListSort { public static class UserBean { private String id; private String birthday; public String g