分页代码

 1  public class PageHelp
 2     {
 3         public static PageList<T> ToPageList<T>(int PageRow, int Cpage, IQueryable<T> sql)
 4         {
 5             var page = new PageList<T>();
 6             page.Cpage = Cpage;
 7             page.PageRow = PageRow;
 8             page.TotalCount = sql.ToList().Count();
 9             page.TotalPage = (int)Math.Ceiling(sql.ToList().Count() / (double)PageRow);
10             page.data = sql.Skip(Cpage * PageRow).Take(PageRow).ToList();
11             if (Cpage < page.TotalPage)
12             {
13                 page.NextPage = Cpage + 1;
14             }
15             if (Cpage > 1)
16             {
17                 page.Fpage = Cpage - 1;
18             }
19             var result = page;
20             return result;
21         }
22  }
23 
24     public class PageList<T>:Page
25     {
26         public List<T> data { get; set; }
27     }
28     public class Page
29     {
30         //当前页
31         public int Cpage { get; set; }
32         //数据总数
33         public int TotalCount { get; set; }
34         //总共多少页
35         public int TotalPage { get; set; }
36         //前一页
37         public int Fpage { get; set; }
38         //后一页
39         public int NextPage { get; set; }
40         //每页多少行
41         public int PageRow { get; set; } 
42     }