Click or drag to resize

MongoCollectionBaseTDocumentCountAsync Method (FilterDefinitionTDocument, CountOptions, CancellationToken)

Counts the number of documents in the collection.

Namespace:  MongoDB.Driver
Assembly:  MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.6.0+Branch.origin/v2.6.x.Sha.593796a7b35dc59243383bcc684de296a5468f2e
Syntax
public abstract Task<long> CountAsync(
	FilterDefinition<TDocument> filter,
	CountOptions options = null,
	CancellationToken cancellationToken = null
)

Parameters

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

Return Value

Type: TaskInt64
The number of documents in the collection.

Implements

IMongoCollectionTDocumentCountAsync(FilterDefinitionTDocument, CountOptions, CancellationToken)
See Also