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Observable.FromAsyncPattern<T1, T2, T3, T4-Methode> (Func<T1, T2, T3, T4, AsyncCallback, Object, IAsyncResult>, Action<IAsyncResult>)

Konvertiert ein Begin/End-Aufruffunktionspaar in eine asynchrone Funktion.

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

Syntax

'Declaration
Public Shared Function FromAsyncPattern(Of T1, T2, T3, T4) ( _
    begin As Func(Of T1, T2, T3, T4, AsyncCallback, Object, IAsyncResult), _
    end As Action(Of IAsyncResult) _
) As Func(Of T1, T2, T3, T4, IObservable(Of Unit))
'Usage
Dim begin As Func(Of T1, T2, T3, T4, AsyncCallback, Object, IAsyncResult)
Dim end As Action(Of IAsyncResult)
Dim returnValue As Func(Of T1, T2, T3, T4, IObservable(Of Unit))

returnValue = Observable.FromAsyncPattern(begin, _
    end)
public static Func<T1, T2, T3, T4, IObservable<Unit>> FromAsyncPattern<T1, T2, T3, T4>(
    Func<T1, T2, T3, T4, AsyncCallback, Object, IAsyncResult> begin,
    Action<IAsyncResult> end
)
public:
generic<typename T1, typename T2, typename T3, typename T4>
static Func<T1, T2, T3, T4, IObservable<Unit>^>^ FromAsyncPattern(
    Func<T1, T2, T3, T4, AsyncCallback^, Object^, IAsyncResult^>^ begin, 
    Action<IAsyncResult^>^ end
)
static member FromAsyncPattern : 
        begin:Func<'T1, 'T2, 'T3, 'T4, AsyncCallback, Object, IAsyncResult> * 
        end:Action<IAsyncResult> -> Func<'T1, 'T2, 'T3, 'T4, IObservable<Unit>> 
JScript does not support generic types and methods.

Typparameter

  • T1
    Der erste Funktionstyp.
  • T2
    Der zweite Funktionstyp.
  • T3
    Der dritte Funktionstyp.
  • T4
    Der vierte Funktionstyp.

Parameter

Rückgabewert

Typ: System.Func<T1, T2, T3, T4, IObservable<Unit>>
Ein Begin/End-Aufruffunktionspaar.

Weitere Informationen

Verweis

Observable-Klasse

FromAsyncPattern-Überladung

System.Reactive.Linq-Namespace