摘要: 实体类: public class Project { public Project() { children = new List<Project>(); } public int id { get; set; } public int parentId { get; set; } public 阅读全文
posted @ 2020-09-18 14:42 一只奋斗的小小鸟 阅读(672) 评论(0) 推荐(2) 编辑