Stream.AsyncRead Extension Method (F#)

Returns an asynchronous computation that will read from the stream into the given buffer.

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

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

// Signatures:
type System.IO.Stream with
  member AsyncRead : byte [] * ?int * ?int -> Async<int>
type System.IO.Stream with
  member AsyncRead : int -> Async<byte []>

// Usage:
stream.AsyncRead (buffer)
stream.AsyncRead (count)

Parameters

• buffer
  Type: byte[]

  The buffer to read into.

• offset
  Type: int

  An optional offset as a number of bytes in the stream.

• count
  Type: int

  An optional number of bytes to read from the stream.

Exceptions

Exception	Description
ArgumentException	Thrown when the sum of offset and count is longer than the buffer length.
ArgumentOutOfRangeException	Thrown when offset or count is negative.

Remarks

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

Platforms

Windows 7, Windows Vista SP2, Windows XP SP3, Windows XP x64 SP2, Windows Server 2008 R2, Windows Server 2008 SP2, Windows Server 2003 SP2

Version Information

F# Runtime

Supported in: 2.0

Silverlight

Supported in: 3

See Also

Reference

Control.CommonExtensions Module (F#)

Stream