IAggregateFluent(TResult).OfType(TNewResult) Method

IAggregateFluentTResultOfTypeTNewResult Method

Appends a match stage to the pipeline that matches derived documents and changes the result type to the derived type.

Namespace: MongoDB.Driver
Assembly: MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.4.1

Syntax

IAggregateFluent<TNewResult> OfType<TNewResult>(
	IBsonSerializer<TNewResult> newResultSerializer = null
)
where TNewResult : TResult

Function OfType(Of TNewResult As TResult) ( 
	Optional newResultSerializer As IBsonSerializer(Of TNewResult) = Nothing
) As IAggregateFluent(Of TNewResult)

abstract OfType : 
        ?newResultSerializer : IBsonSerializer<'TNewResult> 
(* Defaults:
        let _newResultSerializer = defaultArg newResultSerializer null
*)
-> IAggregateFluent<'TNewResult>  when 'TNewResult : 'TResult

Parameters

newResultSerializer (Optional): Type: MongoDB.Bson.SerializationIBsonSerializerTNewResult
The new result serializer.

Type Parameters

TNewResult: The type of the derived documents.

Return Value

Type: IAggregateFluentTNewResult
The fluent aggregate interface.

Reference

IAggregateFluentTResult Interface

MongoDB.Driver Namespace