IObservable.Add<'T> Extension Method (F#)

Permanently connects a listener function to the observable. The listener will be invoked for each observation.

Namespace/Module Path: Microsoft.FSharp.Control.CommonExtensions

Assembly: FSharp.Core (in FSharp.Core.dll)

// Signature:
type System.IObservable with
  member Add : ('T -> unit) -> unit

// Usage:
iObservable.Add (callback)

Parameters

• callback
  Type: 'T ->unit

  The function to be called for each observation.

Remarks

This member is named AddToObservable in compiled assemblies. If you are accessing the method from a language other than F#, or through reflection, use this name.

Platforms

Windows 8, Windows 7, Windows Server 2012, Windows Server 2008 R2

Version Information

F# Core Library Versions

Supported in: 2.0

See Also

Reference

Control.CommonExtensions Module (F#)

System

IObservable.Subscribe<'T> Extension Method (F#)

System.IObservable<'T> Interface