Observable

Observable.Replay<TSource, TResult> Method (IObservable<TSource>, Func<IObservable<TSource>, IObservable<TResult>>, TimeSpan, IScheduler)

Returns an observable sequence that is the result of invoking the selector on a connectable observable sequence that shares a single subscription to the underlying sequence replaying all notifications within window.

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

Syntax

'Declaration
<ExtensionAttribute> _
Public Shared Function Replay(Of TSource, TResult) ( _
    source As IObservable(Of TSource), _
    selector As Func(Of IObservable(Of TSource), IObservable(Of TResult)), _
    window As TimeSpan, _
    scheduler As IScheduler _
) As IObservable(Of TResult)
'Usage
Dim source As IObservable(Of TSource)
Dim selector As Func(Of IObservable(Of TSource), IObservable(Of TResult))
Dim window As TimeSpan
Dim scheduler As IScheduler
Dim returnValue As IObservable(Of TResult)

returnValue = source.Replay(selector, _
    window, scheduler)
public static IObservable<TResult> Replay<TSource, TResult>(
    this IObservable<TSource> source,
    Func<IObservable<TSource>, IObservable<TResult>> selector,
    TimeSpan window,
    IScheduler scheduler
)
[ExtensionAttribute]
public:
generic<typename TSource, typename TResult>
static IObservable<TResult>^ Replay(
    IObservable<TSource>^ source, 
    Func<IObservable<TSource>^, IObservable<TResult>^>^ selector, 
    TimeSpan window, 
    IScheduler^ scheduler
)
static member Replay : 
        source:IObservable<'TSource> * 
        selector:Func<IObservable<'TSource>, IObservable<'TResult>> * 
        window:TimeSpan * 
        scheduler:IScheduler -> IObservable<'TResult> 
JScript does not support generic types and methods.

Type Parameters

  • TSource
    The type of source.

  • TResult
    The type of result.

Parameters

  • source
    Type: System.IObservable<TSource>
    The source sequence whose elements will be multicasting through a single shared subscription.

  • selector
    Type: System.Func<IObservable<TSource>, IObservable<TResult>>
    The selector function which can use the multicasted source sequence as many times as needed, without causing multiple subscriptions to the source sequence.

  • window
    Type: System.TimeSpan
    The maximum time length of the replay buffer.

  • scheduler
    Type: System.Reactive.Concurrency.IScheduler
    The scheduler where connected observers within the selector function will be invoked on.

Return Value

Type: System.IObservable<TResult>
An observable sequence that contains the elements of a sequence produced by multicasting the source sequence within a selector function.

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

Replay Overload

System.Reactive.Linq Namespace

Observable.Replay<TSource, TResult> Method (IObservable<TSource>, Func<IObservable<TSource>, IObservable<TResult>>, Int32, IScheduler)

Returns an observable sequence that is the result of invoking the selector on a connectable observable sequence that shares a single subscription to the underlying sequence replaying bufferSize notifications.

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

Syntax

'Declaration
<ExtensionAttribute> _
Public Shared Function Replay(Of TSource, TResult) ( _
    source As IObservable(Of TSource), _
    selector As Func(Of IObservable(Of TSource), IObservable(Of TResult)), _
    bufferSize As Integer, _
    scheduler As IScheduler _
) As IObservable(Of TResult)
'Usage
Dim source As IObservable(Of TSource)
Dim selector As Func(Of IObservable(Of TSource), IObservable(Of TResult))
Dim bufferSize As Integer
Dim scheduler As IScheduler
Dim returnValue As IObservable(Of TResult)

returnValue = source.Replay(selector, _
    bufferSize, scheduler)
public static IObservable<TResult> Replay<TSource, TResult>(
    this IObservable<TSource> source,
    Func<IObservable<TSource>, IObservable<TResult>> selector,
    int bufferSize,
    IScheduler scheduler
)
[ExtensionAttribute]
public:
generic<typename TSource, typename TResult>
static IObservable<TResult>^ Replay(
    IObservable<TSource>^ source, 
    Func<IObservable<TSource>^, IObservable<TResult>^>^ selector, 
    int bufferSize, 
    IScheduler^ scheduler
)
static member Replay : 
        source:IObservable<'TSource> * 
        selector:Func<IObservable<'TSource>, IObservable<'TResult>> * 
        bufferSize:int * 
        scheduler:IScheduler -> IObservable<'TResult> 
JScript does not support generic types and methods.

Type Parameters

  • TSource
    The type of source.

  • TResult
    The type of result.

Parameters

  • source
    Type: System.IObservable<TSource>
    The source sequence whose elements will be multicasting through a single shared subscription.

  • selector
    Type: System.Func<IObservable<TSource>, IObservable<TResult>>
    The selector function which can use the multicasted source sequence as many times as needed, without causing multiple subscriptions to the source sequence.

  • bufferSize
    Type: System.Int32
    The maximum element count of the replay buffer.

  • scheduler
    Type: System.Reactive.Concurrency.IScheduler
    The scheduler where connected observers within the selector function will be invoked on.

Return Value

Type: System.IObservable<TResult>
An observable sequence that contains the elements of a sequence produced by multicasting the source sequence within a selector function.

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

Replay Overload

System.Reactive.Linq Namespace

Observable.Replay<TSource, TResult> Method (IObservable<TSource>, Func<IObservable<TSource>, IObservable<TResult>>)

Returns an observable sequence that is the result of invoking the selector on a connectable observable sequence that shares a single subscription to the underlying sequence and starts with initial value.

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

Syntax

'Declaration
<ExtensionAttribute> _
Public Shared Function Replay(Of TSource, TResult) ( _
    source As IObservable(Of TSource), _
    selector As Func(Of IObservable(Of TSource), IObservable(Of TResult)) _
) As IObservable(Of TResult)
'Usage
Dim source As IObservable(Of TSource)
Dim selector As Func(Of IObservable(Of TSource), IObservable(Of TResult))
Dim returnValue As IObservable(Of TResult)

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

Type Parameters

  • TSource
    The type of source.

  • TResult
    The type of result.

Parameters

  • source
    Type: System.IObservable<TSource>
    The source sequence whose elements will be multicasted through a single shared subscription.

  • selector
    Type: System.Func<IObservable<TSource>, IObservable<TResult>>
    The selector function which can use the multicasted source sequence as many times as needed, without causing multiple subscriptions to the source sequence.

Return Value

Type: System.IObservable<TResult>
An observable sequence that contains the elements of a sequence produced by multicasting the source sequence within a selector function.

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

Replay Overload

System.Reactive.Linq Namespace

Observable.Replay<TSource, TResult> Method (IObservable<TSource>, Func<IObservable<TSource>, IObservable<TResult>>, TimeSpan)

Returns an observable sequence that is the result of invoking the selector on a connectable observable sequence that shares a single subscription to the underlying sequence replaying all notifications within window.

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

Syntax

'Declaration
<ExtensionAttribute> _
Public Shared Function Replay(Of TSource, TResult) ( _
    source As IObservable(Of TSource), _
    selector As Func(Of IObservable(Of TSource), IObservable(Of TResult)), _
    window As TimeSpan _
) As IObservable(Of TResult)
'Usage
Dim source As IObservable(Of TSource)
Dim selector As Func(Of IObservable(Of TSource), IObservable(Of TResult))
Dim window As TimeSpan
Dim returnValue As IObservable(Of TResult)

returnValue = source.Replay(selector, _
    window)
public static IObservable<TResult> Replay<TSource, TResult>(
    this IObservable<TSource> source,
    Func<IObservable<TSource>, IObservable<TResult>> selector,
    TimeSpan window
)
[ExtensionAttribute]
public:
generic<typename TSource, typename TResult>
static IObservable<TResult>^ Replay(
    IObservable<TSource>^ source, 
    Func<IObservable<TSource>^, IObservable<TResult>^>^ selector, 
    TimeSpan window
)
static member Replay : 
        source:IObservable<'TSource> * 
        selector:Func<IObservable<'TSource>, IObservable<'TResult>> * 
        window:TimeSpan -> IObservable<'TResult> 
JScript does not support generic types and methods.

Type Parameters

  • TSource
    The type of source.

  • TResult
    The type of result.

Parameters

  • source
    Type: System.IObservable<TSource>
    The source sequence whose elements will be multicasting through a single shared subscription.

  • selector
    Type: System.Func<IObservable<TSource>, IObservable<TResult>>
    The selector function which can use the multicasted source sequence as many times as needed, without causing multiple subscriptions to the source sequence.

  • window
    Type: System.TimeSpan
    The maximum time length of the replay buffer.

Return Value

Type: System.IObservable<TResult>
An observable sequence that contains the elements of a sequence produced by multicasting the source sequence within a selector function.

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

Replay Overload

System.Reactive.Linq Namespace

Observable.Replay<TSource, TResult> Method (IObservable<TSource>, Func<IObservable<TSource>, IObservable<TResult>>, Int32, TimeSpan, IScheduler)

Returns an observable sequence that is the result of invoking the selector on a connectable observable sequence that shares a single subscription to the underlying sequence replaying bufferSize notifications within window.

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

Syntax

'Declaration
<ExtensionAttribute> _
Public Shared Function Replay(Of TSource, TResult) ( _
    source As IObservable(Of TSource), _
    selector As Func(Of IObservable(Of TSource), IObservable(Of TResult)), _
    bufferSize As Integer, _
    window As TimeSpan, _
    scheduler As IScheduler _
) As IObservable(Of TResult)
'Usage
Dim source As IObservable(Of TSource)
Dim selector As Func(Of IObservable(Of TSource), IObservable(Of TResult))
Dim bufferSize As Integer
Dim window As TimeSpan
Dim scheduler As IScheduler
Dim returnValue As IObservable(Of TResult)

returnValue = source.Replay(selector, _
    bufferSize, window, scheduler)
public static IObservable<TResult> Replay<TSource, TResult>(
    this IObservable<TSource> source,
    Func<IObservable<TSource>, IObservable<TResult>> selector,
    int bufferSize,
    TimeSpan window,
    IScheduler scheduler
)
[ExtensionAttribute]
public:
generic<typename TSource, typename TResult>
static IObservable<TResult>^ Replay(
    IObservable<TSource>^ source, 
    Func<IObservable<TSource>^, IObservable<TResult>^>^ selector, 
    int bufferSize, 
    TimeSpan window, 
    IScheduler^ scheduler
)
static member Replay : 
        source:IObservable<'TSource> * 
        selector:Func<IObservable<'TSource>, IObservable<'TResult>> * 
        bufferSize:int * 
        window:TimeSpan * 
        scheduler:IScheduler -> IObservable<'TResult> 
JScript does not support generic types and methods.

Type Parameters

  • TSource
    The type of source.

  • TResult
    The type of result.

Parameters

  • source
    Type: System.IObservable<TSource>
    The source sequence whose elements will be multicasting through a single shared subscription.

  • selector
    Type: System.Func<IObservable<TSource>, IObservable<TResult>>
    The selector function which can use the multicasted source sequence as many times as needed, without causing multiple subscriptions to the source sequence.

  • bufferSize
    Type: System.Int32
    The maximum element count of the replay buffer.

  • window
    Type: System.TimeSpan
    The maximum time length of the replay buffer.

  • scheduler
    Type: System.Reactive.Concurrency.IScheduler
    The scheduler where connected observers within the selector function will be invoked on.

Return Value

Type: System.IObservable<TResult>
An observable sequence that contains the elements of a sequence produced by multicasting the source sequence within a selector function.

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

Replay Overload

System.Reactive.Linq Namespace

Observable.Replay<TSource, TResult> Method (IObservable<TSource>, Func<IObservable<TSource>, IObservable<TResult>>, Int32, TimeSpan)

Returns an observable sequence that is the result of invoking the selector on a connectable observable sequence that shares a single subscription to the underlying sequence replaying bufferSize notifications within window.

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

Syntax

'Declaration
<ExtensionAttribute> _
Public Shared Function Replay(Of TSource, TResult) ( _
    source As IObservable(Of TSource), _
    selector As Func(Of IObservable(Of TSource), IObservable(Of TResult)), _
    bufferSize As Integer, _
    window As TimeSpan _
) As IObservable(Of TResult)
'Usage
Dim source As IObservable(Of TSource)
Dim selector As Func(Of IObservable(Of TSource), IObservable(Of TResult))
Dim bufferSize As Integer
Dim window As TimeSpan
Dim returnValue As IObservable(Of TResult)

returnValue = source.Replay(selector, _
    bufferSize, window)
public static IObservable<TResult> Replay<TSource, TResult>(
    this IObservable<TSource> source,
    Func<IObservable<TSource>, IObservable<TResult>> selector,
    int bufferSize,
    TimeSpan window
)
[ExtensionAttribute]
public:
generic<typename TSource, typename TResult>
static IObservable<TResult>^ Replay(
    IObservable<TSource>^ source, 
    Func<IObservable<TSource>^, IObservable<TResult>^>^ selector, 
    int bufferSize, 
    TimeSpan window
)
static member Replay : 
        source:IObservable<'TSource> * 
        selector:Func<IObservable<'TSource>, IObservable<'TResult>> * 
        bufferSize:int * 
        window:TimeSpan -> IObservable<'TResult> 
JScript does not support generic types and methods.

Type Parameters

  • TSource
    The type of source.

  • TResult
    The type of result.

Parameters

  • source
    Type: System.IObservable<TSource>
    The source sequence whose elements will be multicasting through a single shared subscription.

  • selector
    Type: System.Func<IObservable<TSource>, IObservable<TResult>>
    The selector function which can use the multicasted source sequence as many times as needed, without causing multiple subscriptions to the source sequence.

  • bufferSize
    Type: System.Int32
    The maximum element count of the replay buffer.

  • window
    Type: System.TimeSpan
    The maximum time length of the replay buffer.

Return Value

Type: System.IObservable<TResult>
An observable sequence that contains the elements of a sequence produced by multicasting the source sequence within a selector function.

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

Replay Overload

System.Reactive.Linq Namespace

Observable.Replay<TSource, TResult> Method (IObservable<TSource>, Func<IObservable<TSource>, IObservable<TResult>>, Int32)

Returns an observable sequence that is the result of invoking the selector on a connectable observable sequence that shares a single subscription to the underlying sequence replaying bufferSize notifications.

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

Syntax

'Declaration
<ExtensionAttribute> _
Public Shared Function Replay(Of TSource, TResult) ( _
    source As IObservable(Of TSource), _
    selector As Func(Of IObservable(Of TSource), IObservable(Of TResult)), _
    bufferSize As Integer _
) As IObservable(Of TResult)
'Usage
Dim source As IObservable(Of TSource)
Dim selector As Func(Of IObservable(Of TSource), IObservable(Of TResult))
Dim bufferSize As Integer
Dim returnValue As IObservable(Of TResult)

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

Type Parameters

  • TSource
    The type of source.

  • TResult
    The type of result.

Parameters

  • source
    Type: System.IObservable<TSource>
    The source sequence whose elements will be multicasted through a single shared subscription.

  • selector
    Type: System.Func<IObservable<TSource>, IObservable<TResult>>
    The selector function which can use the multicasted source sequence as many times as needed, without causing multiple subscriptions to the source sequence.

  • bufferSize
    Type: System.Int32
    The maximum element count of the replay buffer.

Return Value

Type: System.IObservable<TResult>
An observable sequence that contains the elements of a sequence produced by multicasting the source sequence within a selector function.

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

Replay Overload

System.Reactive.Linq Namespace

Observable.Replay<TSource, TResult> Method (IObservable<TSource>, Func<IObservable<TSource>, IObservable<TResult>>, IScheduler)

Returns an observable sequence that is the result of invoking the selector on a connectable observable sequence that shares a single subscription to the underlying sequence replaying all notifications.

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

Syntax

'Declaration
<ExtensionAttribute> _
Public Shared Function Replay(Of TSource, TResult) ( _
    source As IObservable(Of TSource), _
    selector As Func(Of IObservable(Of TSource), IObservable(Of TResult)), _
    scheduler As IScheduler _
) As IObservable(Of TResult)
'Usage
Dim source As IObservable(Of TSource)
Dim selector As Func(Of IObservable(Of TSource), IObservable(Of TResult))
Dim scheduler As IScheduler
Dim returnValue As IObservable(Of TResult)

returnValue = source.Replay(selector, _
    scheduler)
public static IObservable<TResult> Replay<TSource, TResult>(
    this IObservable<TSource> source,
    Func<IObservable<TSource>, IObservable<TResult>> selector,
    IScheduler scheduler
)
[ExtensionAttribute]
public:
generic<typename TSource, typename TResult>
static IObservable<TResult>^ Replay(
    IObservable<TSource>^ source, 
    Func<IObservable<TSource>^, IObservable<TResult>^>^ selector, 
    IScheduler^ scheduler
)
static member Replay : 
        source:IObservable<'TSource> * 
        selector:Func<IObservable<'TSource>, IObservable<'TResult>> * 
        scheduler:IScheduler -> IObservable<'TResult> 
JScript does not support generic types and methods.

Type Parameters

  • TSource
    The type of source.

  • TResult
    The type of result.

Parameters

  • source
    Type: System.IObservable<TSource>
    The source sequence whose elements will be multicasting through a single shared subscription.

  • selector
    Type: System.Func<IObservable<TSource>, IObservable<TResult>>
    The selector function which can use the multicasted source sequence as many times as needed, without causing multiple subscriptions to the source sequence.

  • scheduler
    Type: System.Reactive.Concurrency.IScheduler
    The scheduler where connected observers within the selector function will be invoked on.

Return Value

Type: System.IObservable<TResult>
An observable sequence that contains the elements of a sequence produced by multicasting the source sequence within a selector function.

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

Replay Overload

System.Reactive.Linq Namespace