ProjectionDefinitionBuilderTSourceElemMatchTItem Method (ExpressionFuncTSource, IEnumerableTItem, FilterDefinitionTItem) |
Creates a projection that filters the contents of an array.
Namespace:
MongoDB.Driver
Assembly:
MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.8.0+cc573f3e1f48f39162b4b680e921a623e127e8fa
Syntax public ProjectionDefinition<TSource> ElemMatch<TItem>(
Expression<Func<TSource, IEnumerable<TItem>>> field,
FilterDefinition<TItem> filter
)
Public Function ElemMatch(Of TItem) (
field As Expression(Of Func(Of TSource, IEnumerable(Of TItem))),
filter As FilterDefinition(Of TItem)
) As ProjectionDefinition(Of TSource)
member ElemMatch :
field : Expression<Func<'TSource, IEnumerable<'TItem>>> *
filter : FilterDefinition<'TItem> -> ProjectionDefinition<'TSource>
Parameters
- field
- Type: System.Linq.ExpressionsExpressionFuncTSource, IEnumerableTItem
The field. - filter
- Type: MongoDB.DriverFilterDefinitionTItem
The filter.
Type Parameters
- TItem
- The type of the item.
Return Value
Type:
ProjectionDefinitionTSource
An array filtering projection.
See Also