Observable.Take<TSource> Method
Returns a specified number of contiguous values from the start of an observable sequence.
Namespace: System.Reactive.Linq
Assembly: System.Reactive (in System.Reactive.dll)
Syntax
'Declaration
<ExtensionAttribute> _
Public Shared Function Take(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.Take(count)
public static IObservable<TSource> Take<TSource>(
this IObservable<TSource> source,
int count
)
[ExtensionAttribute]
public:
generic<typename TSource>
static IObservable<TSource>^ Take(
IObservable<TSource>^ source,
int count
)
static member Take :
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 sequence to take elements from.
- count
Type: System.Int32
The number of elements to return.
Return Value
Type: System.IObservable<TSource>
An observable sequence that contains the specified number of elements from the start of the input 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 .