C# list orderby thenby
WebThe ThenBy and ThenByDescending extension methods are used for sorting on multiple fields. The OrderBy () method sorts the collection in ascending order based on specified field. Use ThenBy () method after OrderBy to sort the collection on another field in ascending order. WebC# 在C中对相关项的集合进行排序#,c#,linq,C#,Linq,我有一个包含a类数据类型的列表 Class A { int Year int CountryID string City decimal SalesAmount } 我的要求是将此列表绑定到一个网格,该网格按年份和国家分组显示项目,并按销售额描述排序 我通过按年份和CountryID排序来读取值,实现了一半的要求,但在应用排序 ...
C# list orderby thenby
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WebC# OrderBy/ThenBy循环-C中的嵌套列表#,c#,linq,C#,Linq,我有一个嵌套列表 List> intable; 但是,当我把它放在一个循环中,就像 ... WebJan 30, 2024 · This is the alternate method for sorting a list in ascending order. We’ll just call the list name created in the preceding code block by using the method OrderBy () …
WebThe Linq OrderBy method in C# is used to sort the data in Ascending Order. The most important point that you need to keep in mind is that this method is not going to change the data rather it is just going to change …
WebApr 30, 2015 · C# db.Pupil.OrderBy (CreateExpression> ( "Name" )); It's ironic if you think about it. All this is needed to wrap the property name only to allow the LINQ provider to extract it later in order to generate the ORDER BY clause. Ok, there may be some mapping but anyway... Edit Please note that this doesn't work. WebSep 15, 2024 · In a query expression, the orderby clause causes the returned sequence or subsequence (group) to be sorted in either ascending or descending order. Multiple keys …
WebAug 8, 2024 · order the Menus by Menu.Sorting, and this code var menus = await Context.Menu.Include (m => m.MenuDetails).Where (s => s.Status == 0).OrderBy (o => o.MenuDetails.OrderBy (b=>b.Sorting).FirstOrDefault ().Sorting ).ToListAsync (); order the Menus by MenuDetails.sorting i want to order by Menu.Sorting and MenuDetails.Sorting
WebDec 12, 2007 · OrderBy overwrites any previous OrderBy clauses; ThenBy does not. For instance, the following Customer.OrderBy (c => c.LastName).OrderBy (c => c.FirstName) first sorts customers by LastName, then re-sorts them by FirstName (erasing the effects of the LastName sort). But the following: Customer.OrderBy (c => c.LastName). ThenBy (c … maverick double wide by clayton homesWebMay 2, 2024 · ThenBy is an extension method on IOrderedQueryable, not IEnumerable. If you want to call ThenBy, you should cast it to an IOrderedQueryable: var r = ( (IOrderedQueryable)result).ThenBy (...); As juharr commented, you can even expand this to check the type and then chose either ThenBy or OrderBy, using the … maverick downhole technologies incWebOct 26, 2014 · OrderBy / ThenBy looping - nested Lists in C#. where I would like to sort all the columns. The problem is that the number of columns depends on user input. Sorting … maverick downholeWebJan 19, 2024 · List items = GetStudents ().OrderBy (u => u.Name).ToList ();//order by name asc //List items = GetStudents ().OrderByDescending (u => u.Name).ToList ();//order by name desc GridView1.DataSource = items; GridView1.DataBind (); } private List GetStudents () { List items = new List (); maverick door sill protectionWebDec 12, 2007 · OrderBy overwrites any previous OrderBy clauses; ThenBy does not. For instance, the following Customer.OrderBy (c => c.LastName).OrderBy (c => … herman martinez lawyerhttp://duoduokou.com/csharp/17008309845528670734.html maverick downloadWebvar sortedPolygons = polygons.OrderBy(p=>p.MinPoint.X).ThenBy(p=>p.MinPoint.Y); 可以编写一个比较器类来比较多边形内的点,并使用该类对多边形进行排序 maverick download dublado avi