Observable

Observable.TakeLast<TSource> Method

Returns a specified number of contiguous elements from the end of an observable sequence.

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

Syntax

'Declaration
<ExtensionAttribute> _
Public Shared Function TakeLast(Of TSource) ( _
    source As IObservable(Of TSource), _
    count As Integer _
) As IObservable(Of TSource)
'Usage
Dim source As IObservable(Of TSource)
Dim count As Integer
Dim returnValue As IObservable(Of TSource)

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

Type Parameters

  • TSource
    The type of source.

Parameters

  • source
    Type: System.IObservable<TSource>
    The source sequence.

  • count
    Type: System.Int32
    The number of elements to take from the end of the source sequence.

Return Value

Type: System.IObservable<TSource>
An observable sequence containing the specified number of elements from the of the source sequence.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IObservable<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