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IMongoCollectionTDocumentCount Method (IClientSessionHandle, FilterDefinitionTDocument, CountOptions, CancellationToken)

Counts the number of documents in the collection.

Namespace:  MongoDB.Driver
Assembly:  MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.5.0+57.Branch.master.Sha.6a4e00a2d91090c65a9b11364b9ebfdb9c7da076
Syntax
long Count(
	IClientSessionHandle session,
	FilterDefinition<TDocument> filter,
	CountOptions options = null,
	CancellationToken cancellationToken = null
)

Parameters

session
Type: MongoDB.DriverIClientSessionHandle
The session.
filter
Type: MongoDB.DriverFilterDefinitionTDocument
The filter.
options (Optional)
Type: MongoDB.DriverCountOptions
The options.
cancellationToken (Optional)
Type: System.ThreadingCancellationToken
The cancellation token.

Return Value

Type: Int64
The number of documents in the collection.
See Also