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IAsyncCursorSourceExtensionsSingleTDocument Method
Returns the only document of a cursor returned by a cursor source. This method throws an exception if the cursor does not contain exactly one document.

Namespace: MongoDB.Driver
Assembly: MongoDB.Driver.Core (in MongoDB.Driver.Core.dll) Version: 2.3.0
Syntax
public static TDocument Single<TDocument>(
	this IAsyncCursorSource<TDocument> source,
	CancellationToken cancellationToken = null
)

Parameters

source
Type: MongoDB.DriverIAsyncCursorSourceTDocument
The source.
cancellationToken (Optional)
Type: System.ThreadingCancellationToken
The cancellation token.

Type Parameters

TDocument
The type of the document.

Return Value

Type: TDocument
The only document of a cursor.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IAsyncCursorSourceTDocument. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
See Also