Observable

Observable.RefCount<TSource> Method

Returns an observable sequence that stays connected to the source as long as there is at least one subscription to the observable sequence.

Namespace:  System.Reactive.Linq
Assembly:  System.Reactive (in System.Reactive.dll)

Syntax

'Declaration
<ExtensionAttribute> _
Public Shared Function RefCount(Of TSource) ( _
    source As IConnectableObservable(Of TSource) _
) As IObservable(Of TSource)
'Usage
Dim source As IConnectableObservable(Of TSource)
Dim returnValue As IObservable(Of TSource)

returnValue = source.RefCount()
public static IObservable<TSource> RefCount<TSource>(
    this IConnectableObservable<TSource> source
)
[ExtensionAttribute]
public:
generic<typename TSource>
static IObservable<TSource>^ RefCount(
    IConnectableObservable<TSource>^ source
)
static member RefCount : 
        source:IConnectableObservable<'TSource> -> IObservable<'TSource> 
JScript does not support generic types and methods.

Type Parameters

  • TSource
    The type of source.

Parameters

Return Value

Type: System.IObservable<TSource>
An observable sequence that stays connected to the source.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IConnectableObservable<TSource>. When you use instance method syntax to call this method, omit the first parameter. For more information, see or .

See Also

Reference

Observable Class

System.Reactive.Linq Namespace