| IMongoCollectionExtensionsReplaceOneAsyncTDocument Method (IMongoCollectionTDocument, ExpressionFuncTDocument, Boolean, TDocument, ReplaceOptions, CancellationToken) | 
 
            Replaces a single document.
            
 
    Namespace: 
   MongoDB.Driver
    Assembly:
   MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.11.0+cb27a82ea70620ad1acad8058809be8302ae4f2a
 Syntax
Syntaxpublic static Task<ReplaceOneResult> ReplaceOneAsync<TDocument>(
	this IMongoCollection<TDocument> collection,
	Expression<Func<TDocument, bool>> filter,
	TDocument replacement,
	ReplaceOptions options = null,
	CancellationToken cancellationToken = null
)
<ExtensionAttribute>
Public Shared Function ReplaceOneAsync(Of TDocument) ( 
	collection As IMongoCollection(Of TDocument),
	filter As Expression(Of Func(Of TDocument, Boolean)),
	replacement As TDocument,
	Optional options As ReplaceOptions = Nothing,
	Optional cancellationToken As CancellationToken = Nothing
) As Task(Of ReplaceOneResult)
[<ExtensionAttribute>]
static member ReplaceOneAsync : 
        collection : IMongoCollection<'TDocument> * 
        filter : Expression<Func<'TDocument, bool>> * 
        replacement : 'TDocument * 
        ?options : ReplaceOptions * 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _options = defaultArg options null
        let _cancellationToken = defaultArg cancellationToken null
*)
-> Task<ReplaceOneResult> 
Parameters
- collection
- Type: MongoDB.DriverIMongoCollectionTDocument
 The collection.
- filter
- Type: System.Linq.ExpressionsExpressionFuncTDocument, Boolean
 The filter.
- replacement
- Type: TDocument
 The replacement.
- options (Optional)
- Type: MongoDB.DriverReplaceOptions
 The options.
- cancellationToken (Optional)
- Type: System.ThreadingCancellationToken
 The cancellation token.
Type Parameters
- TDocument
- The type of the document.
Return Value
Type: 
TaskReplaceOneResult
            The result of the replacement.
            
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