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Observable.MostRecent(Of TSource) Method

Samples the most recent value in an observable sequence.

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

'Declaration
<ExtensionAttribute> _
Public Shared Function MostRecent(Of TSource) ( _
	source As IObservable(Of TSource), _
	initialValue As TSource _
) As IEnumerable(Of TSource)
'Usage
Dim source As IObservable(Of TSource)
Dim initialValue As TSource
Dim returnValue As IEnumerable(Of TSource)

returnValue = source.MostRecent(initialValue)

Type Parameters

TSource

The type of source.

Parameters

source
Type: System.IObservable(Of TSource)
The source observable sequence.
initialValue
Type: TSource
The initial value that will be yielded by the enumerable sequence if no element has been sampled yet.

Return Value

Type: System.Collections.Generic.IEnumerable(Of TSource)
The enumerable sequence that returns the last sampled element upon each iteration.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IObservable(Of TSource). When you use instance method syntax to call this method, omit the first parameter. For more information, see http://msdn.microsoft.com/en-us/library/bb384936(v=vs.103).aspx or http://msdn.microsoft.com/en-us/library/bb383977(v=vs.103).aspx.
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