ProjectionDefinitionBuilderTSourceElemMatchTItem Method (FieldDefinitionTSource, FilterDefinitionTItem)

Creates a projection that filters the contents of an array.

Namespace: MongoDB.Driver
Assembly: MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.7.3+Branch.v2.7.x.Sha.2f1f2be13a23b8520cb9c2ee8439c022f9a03efe

Syntax

Copy

public ProjectionDefinition<TSource> ElemMatch<TItem>(
	FieldDefinition<TSource> field,
	FilterDefinition<TItem> filter
)

Public Function ElemMatch(Of TItem) ( 
	field As FieldDefinition(Of TSource),
	filter As FilterDefinition(Of TItem)
) As ProjectionDefinition(Of TSource)

member ElemMatch : 
        field : FieldDefinition<'TSource> * 
        filter : FilterDefinition<'TItem> -> ProjectionDefinition<'TSource>

Parameters

field: Type: MongoDB.DriverFieldDefinitionTSource
The field.
filter: Type: MongoDB.DriverFilterDefinitionTItem
The filter.

Type Parameters

TItem: The type of the item.

Return Value

Type: ProjectionDefinitionTSource
An array filtering projection.

Reference

ProjectionDefinitionBuilderTSource Class

ElemMatch Overload

MongoDB.Driver Namespace