已排序和分页的ASP C#
我正在尝试在ASP.NET MVC5应用程序中设置搜索、分页和排序。我一直收到以下错误…方法“Skip”仅支持LINQ to实体中的排序输入。方法“OrderBy”必须在方法“Skip”之前调用。我正在遵循Microsoft指南。。。() 我错过了什么?这似乎很直截了当已排序和分页的ASP C#,c#,asp.net,asp.net-mvc,entity-framework,pagedlist,C#,Asp.net,Asp.net Mvc,Entity Framework,Pagedlist,我正在尝试在ASP.NET MVC5应用程序中设置搜索、分页和排序。我一直收到以下错误…方法“Skip”仅支持LINQ to实体中的排序输入。方法“OrderBy”必须在方法“Skip”之前调用。我正在遵循Microsoft指南。。。() 我错过了什么?这似乎很直截了当 public class npsAAA_dataController : Controller { private npsAAAEntities db = new npsAAAEntities(); // GE
public class npsAAA_dataController : Controller
{
private npsAAAEntities db = new npsAAAEntities();
// GET: npsAAA_data
public ActionResult Index(string sortOrder, string currentFilter, string searchString, int? page)
{
ViewBag.CurrentSort = sortOrder;
ViewBag.NameSortParm = String.IsNullOrEmpty(sortOrder) ? "name_desc" : "";
ViewBag.DateSortParm = sortOrder == "Date" ? "date_desc" : "Date";
if (searchString != null)
page = 1;
else
searchString = currentFilter;
ViewBag.CurrentFilter = searchString;
var user = from s in db.accounting_data select s;
if(!String.IsNullOrEmpty(searchString))
{
user = user.Where(s => s.User_Name.Contains(searchString));
}
switch(sortOrder)
{
case "name_desc":
user = user.OrderByDescending(s => s.User_Name);
break;
case "Date":
user = user.OrderBy(s => s.timestamp);
break;
case "date_desc":
user = user.OrderByDescending(s => s.timestamp);
break;
default:
user = user.OrderBy(s => s.User_Name);
break;
}
int pageSize = 10;
int pageNumber = (page ?? 1);
return View(db.accounting_data.ToPagedList(pageNumber,pageSize));
}
您没有在
返回视图()
行中返回已排序的数据。您当前的代码正在将排序后的数据分配给用户
,但随后您将忽略它,而是再次调用数据库以返回未排序的数据。将您的代码改为:
return View(user.ToPagedList(pageNumber, pageSize));