Observable.Buffer(Of TSource) Method (IObservable(Of TSource), TimeSpan, Int32, IScheduler)

Indicates each element of an observable sequence into a buffer that’s sent out when either it’s full or a given amount of time has elapsed.

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

<ExtensionAttribute> _
Public Shared Function Buffer(Of TSource) ( _
	source As IObservable(Of TSource), _
	timeSpan As TimeSpan, _
	count As Integer, _
	scheduler As IScheduler _
) As IObservable(Of IList(Of TSource))
Dim source As IObservable(Of TSource)
Dim timeSpan As TimeSpan
Dim count As Integer
Dim scheduler As IScheduler
Dim returnValue As IObservable(Of IList(Of TSource))

returnValue = source.Buffer(timeSpan, _
	count, scheduler)

Type Parameters


The type source.


Type: System.IObservable(Of TSource)
The source sequence to produce buffers over.
Type: System.TimeSpan
The maximum time length of a buffer.
Type: System.Int32
The maximum element count of a buffer.
Type: System.Reactive.Concurrency.IScheduler
The scheduler to run buffering timers on.

Return Value

Type: System.IObservable(Of IList(Of TSource))
The observable sequence of buffers.

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 https://msdn.microsoft.com/en-us/library/bb384936.aspx or https://msdn.microsoft.com/en-us/library/bb383977.aspx.