IAsyncCursorExtensions.Any<TDocument> Method |
Determines whether the cursor contains any documents.
Namespace: MongoDB.DriverAssembly: MongoDB.Driver.Core (in MongoDB.Driver.Core.dll) Version: 2.4.1
Syntax public static bool Any<TDocument>(
this IAsyncCursor<TDocument> cursor,
CancellationToken cancellationToken = null
)
<ExtensionAttribute>
Public Shared Function Any(Of TDocument) (
cursor As IAsyncCursor(Of TDocument),
Optional cancellationToken As CancellationToken = Nothing
) As Boolean
[<ExtensionAttribute>]
static member Any :
cursor : IAsyncCursor<'TDocument> *
?cancellationToken : CancellationToken
(* Defaults:
let _cancellationToken = defaultArg cancellationToken null
*)
-> bool
Parameters
- cursor
- Type: MongoDB.Driver.IAsyncCursor<TDocument>
The cursor. - cancellationToken (Optional)
- Type: System.Threading.CancellationToken
The cancellation token.
Type Parameters
- TDocument
- The type of the document.
Return Value
Type:
BooleanTrue if the cursor contains any documents.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type
IAsyncCursor<TDocument>. 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