WebMay 3, 2016 · context.Entities .AsEnumerable() // Continue as LINQ to objects .OrderBy(e => e.Date) .Select(e => e.Name) .Distinct() ... you'll see that the sort order is preserved … WebOct 22, 2009 · 9 Answers Sorted by: 39 If you build the expression incrementally you can do this. Generally easier using expressions rather than comprehension expressions: var x = widgets.Where (w => w.Name.Contains ("xyz")); if (flag) { x = x.OrderBy (w => w.property); } else { x = x.OrderByDescending (w => w.property); }
LINQ Sorting Operator OrderBy - GeeksforGeeks
WebSep 15, 2024 · The following example demonstrates how to use the orderby clause in a LINQ query to perform a primary and secondary sort of the strings in an array. The strings are sorted primarily by length and secondarily by the first letter of the string, both in ascending order. C# WebTo order a sequence by the values of the elements themselves, specify the identity function ( x => x in Visual C# or Function (x) x in Visual Basic) for keySelector. For an example of this method, see OrderByDescending (IEnumerable, Func, IComparer). Two methods are defined to extend the type ... can you give beef bones to dogs
LINQ OrderBy Method in C# With Examples - Dot Net …
WebApr 11, 2024 · 以下是Queryable类的一些常用方法: Where :用于过滤数据源,只返回满足指定条件的元素。 OrderBy 和 OrderByDescending :用于按照指定的属性对数据源进行排序。 GroupBy :用于将数据源按照指定的属性进行分组。 Select :用于投影数据源,只返回指定的属性。 Count :用于计算数据源中元素的数量。 Sum :用于计算数据源中元素 … WebThe LINQ Contains Method in C# is used to check whether a sequence or collection (i.e. data source) contains a specified element or not. If the data source contains the specified element, then it returns true else returns false. There are there Contains Methods available in C# and they are implemented in two different namespaces. WebSep 21, 2024 · See also. This article shows the three ways in which you can write a LINQ query in C#: Use query syntax. Use method syntax. Use a combination of query syntax and method syntax. The following examples demonstrate some simple LINQ queries by using each approach listed previously. In general, the rule is to use (1) whenever possible, and … can you give baby food to cats