Qbservable.Finally<TSource> Method
Invokes a specified action after source observable sequence terminates normally or by an exception.
Namespace: System.Reactive.Linq
Assembly: System.Reactive.Providers (in System.Reactive.Providers.dll)
Syntax
'Declaration
<ExtensionAttribute> _
Public Shared Function Finally(Of TSource) ( _
source As IQbservable(Of TSource), _
finallyAction As Expression(Of Action) _
) As IQbservable(Of TSource)
'Usage
Dim source As IQbservable(Of TSource)
Dim finallyAction As Expression(Of Action)
Dim returnValue As IQbservable(Of TSource)
returnValue = source.Finally(finallyAction)
public static IQbservable<TSource> Finally<TSource>(
this IQbservable<TSource> source,
Expression<Action> finallyAction
)
[ExtensionAttribute]
public:
generic<typename TSource>
static IQbservable<TSource>^ Finally(
IQbservable<TSource>^ source,
Expression<Action^>^ finallyAction
)
static member Finally :
source:IQbservable<'TSource> *
finallyAction:Expression<Action> -> IQbservable<'TSource>
JScript does not support generic types and methods.
Type Parameters
- TSource
The type of source.
Parameters
- source
Type: System.Reactive.Linq.IQbservable<TSource>
The source sequence.
- finallyAction
Type: System.Linq.Expressions.Expression<Action>
Action to invoke after the source queryable observable sequence terminates.
Return Value
Type: System.Reactive.Linq.IQbservable<TSource>
Source sequence with the action-invoking termination behavior applied.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type IQbservable<TSource>. When you use instance method syntax to call this method, omit the first parameter. For more information, see or .