MongoEnumerableTopNTSource, TResult Method (IEnumerableTSource, SortDefinitionTSource, FuncTSource, TResult, Int32) |
Returns the top n results.
Namespace:
MongoDB.Driver.Linq
Assembly:
MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.21.0+5a9c3311e158910b88195f290e6d4b1b2715d2b2
Syntax public static IEnumerable<TResult> TopN<TSource, TResult>(
this IEnumerable<TSource> source,
SortDefinition<TSource> sortBy,
Func<TSource, TResult> selector,
int n
)
<ExtensionAttribute>
Public Shared Function TopN(Of TSource, TResult) (
source As IEnumerable(Of TSource),
sortBy As SortDefinition(Of TSource),
selector As Func(Of TSource, TResult),
n As Integer
) As IEnumerable(Of TResult)
[<ExtensionAttribute>]
static member TopN :
source : IEnumerable<'TSource> *
sortBy : SortDefinition<'TSource> *
selector : Func<'TSource, 'TResult> *
n : int -> IEnumerable<'TResult>
Parameters
- source
- Type: System.Collections.GenericIEnumerableTSource
The source. - sortBy
- Type: MongoDB.DriverSortDefinitionTSource
The sort order. - selector
- Type: SystemFuncTSource, TResult
The selector. - n
- Type: SystemInt32
The number of results to return.
Type Parameters
- TSource
- The source type.
- TResult
- The result type.
Return Value
Type:
IEnumerableTResultThe top n results.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type
IEnumerableTSource. When you use instance method syntax to call this method, omit the first parameter. For more information, see
Extension Methods (Visual Basic) or
Extension Methods (C# Programming Guide).
See Also