public class NewsDal { DBcontext db = new DBcontext();
/// <summary> /// 查看发布的所有信息 /// </summary> /// <returns></returns> public List<News> GetNews() {
return db.News.ToList(); } /// <summary> /// 添加发布信息 /// </summary> /// <param name="n"></param> /// <returns></returns> public int AddNews(News n) { db.News.Add(n); return db.SaveChanges(); } /// <summary> /// 根据ID查一个 /// </summary> /// <param name="id"></param> /// <returns></returns> public News GetNew(int id) { return db.News.FirstOrDefault(n => n.ID.Equals(id)); } /// <summary> /// 修改发布信息 /// </summary> /// <param name="n"></param> /// <returns></returns> public int UptNew(News n) { db.Entry(n).State = System.Data.Entity.EntityState.Modified; return db.SaveChanges(); } }
public class CommentDAL { DBcontext db = new DBcontext(); /// <summary> /// 显示评论信息 /// </summary> /// <returns></returns> public List<Comment> GetComments() { return db.Comments.ToList(); } /// <summary> /// 添加评论信息 /// </summary> /// <param name="c"></param> /// <returns></returns> public int AddComment(Comment c) { db.Comments.Add(c); return db.SaveChanges(); }
}
转载于:https://www.cnblogs.com/Wangyang11/p/10003650.html
