Qbservable.Sample<TSource> Method (IQbservable<TSource>, TimeSpan)

Samples the queryable observable sequence at each interval.

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

Syntax

'Declaration
<ExtensionAttribute> _
Public Shared Function Sample(Of TSource) ( _
    source As IQbservable(Of TSource), _
    interval As TimeSpan _
) As IQbservable(Of TSource)

'Usage
Dim source As IQbservable(Of TSource)
Dim interval As TimeSpan
Dim returnValue As IQbservable(Of TSource)

returnValue = source.Sample(interval)

public static IQbservable<TSource> Sample<TSource>(
    this IQbservable<TSource> source,
    TimeSpan interval
)

[ExtensionAttribute]
public:
generic<typename TSource>
static IQbservable<TSource>^ Sample(
    IQbservable<TSource>^ source, 
    TimeSpan interval
)

static member Sample : 
        source:IQbservable<'TSource> * 
        interval:TimeSpan -> IQbservable<'TSource> 

JScript does not support generic types and methods.

Type Parameters

• TSource
  The type of source.

Parameters

• source
  Type: System.Reactive.Linq.IQbservable<TSource>
  The source sequence to sample.

• interval
  Type: System.TimeSpan
  The interval at which to sample.

Return Value

Type: System.Reactive.Linq.IQbservable<TSource>
The sampled queryable observable sequence.

Usage Note

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

See Also

Reference

Qbservable Class

Sample Overload

System.Reactive.Linq Namespace