Qbservable.Timestamp<TSource> Method (IQbservable<TSource>)
Records the timestamp for each value in a queryable observable sequence with the specified source.
Namespace: System.Reactive.Linq
Assembly: System.Reactive.Providers (in System.Reactive.Providers.dll)
Syntax
'Declaration
<ExtensionAttribute> _
Public Shared Function Timestamp(Of TSource) ( _
source As IQbservable(Of TSource) _
) As IQbservable(Of Timestamped(Of TSource))
'Usage
Dim source As IQbservable(Of TSource)
Dim returnValue As IQbservable(Of Timestamped(Of TSource))
returnValue = source.Timestamp()
public static IQbservable<Timestamped<TSource>> Timestamp<TSource>(
this IQbservable<TSource> source
)
[ExtensionAttribute]
public:
generic<typename TSource>
static IQbservable<Timestamped<TSource>>^ Timestamp(
IQbservable<TSource>^ source
)
static member Timestamp :
source:IQbservable<'TSource> -> IQbservable<Timestamped<'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 timestamp values for.
Return Value
Type: System.Reactive.Linq.IQbservable<Timestamped<TSource>>
A queryable observable sequence with timestamp information on values.
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 .