| IMongoCollectionExtensionsFindOneAndReplaceTDocument, TProjection Method (IMongoCollectionTDocument, IClientSessionHandle, ExpressionFuncTDocument, Boolean, TDocument, FindOneAndReplaceOptionsTDocument, TProjection, CancellationToken) | 
 
            Finds a single document and replaces it atomically.
            
 
    Namespace: 
   MongoDB.Driver
    Assembly:
   MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.5.0+57.Branch.master.Sha.6a4e00a2d91090c65a9b11364b9ebfdb9c7da076
 Syntax
Syntaxpublic static TProjection FindOneAndReplace<TDocument, TProjection>(
	this IMongoCollection<TDocument> collection,
	IClientSessionHandle session,
	Expression<Func<TDocument, bool>> filter,
	TDocument replacement,
	FindOneAndReplaceOptions<TDocument, TProjection> options = null,
	CancellationToken cancellationToken = null
)
<ExtensionAttribute>
Public Shared Function FindOneAndReplace(Of TDocument, TProjection) ( 
	collection As IMongoCollection(Of TDocument),
	session As IClientSessionHandle,
	filter As Expression(Of Func(Of TDocument, Boolean)),
	replacement As TDocument,
	Optional options As FindOneAndReplaceOptions(Of TDocument, TProjection) = Nothing,
	Optional cancellationToken As CancellationToken = Nothing
) As TProjection
[<ExtensionAttribute>]
static member FindOneAndReplace : 
        collection : IMongoCollection<'TDocument> * 
        session : IClientSessionHandle * 
        filter : Expression<Func<'TDocument, bool>> * 
        replacement : 'TDocument * 
        ?options : FindOneAndReplaceOptions<'TDocument, 'TProjection> * 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _options = defaultArg options null
        let _cancellationToken = defaultArg cancellationToken null
*)
-> 'TProjection 
Parameters
- collection
- Type: MongoDB.DriverIMongoCollectionTDocument
 The collection.
- session
- Type: MongoDB.DriverIClientSessionHandle
 The session.
- filter
- Type: System.Linq.ExpressionsExpressionFuncTDocument, Boolean
 The filter.
- replacement
- Type: TDocument
 The replacement.
- options (Optional)
- Type: MongoDB.DriverFindOneAndReplaceOptionsTDocument, TProjection
 The options.
- cancellationToken (Optional)
- Type: System.ThreadingCancellationToken
 The cancellation token.
Type Parameters
- TDocument
- The type of the document.
- TProjection
- The type of the projection (same as TDocument if there is no projection).
Return Value
Type: 
TProjection
            The returned document.
            
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type 
IMongoCollectionTDocument. 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
See Also