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IOutputStream::WriteAsync method

Creates an asynchronous byte writer operation object.

Syntax

C++


HRESULT WriteAsync(
  [in]          IBuffer                                        *buffer,
  [out, retval] IAsyncOperationWithProgress<IBuffer *, UINT32> **operation
);

Parameters

buffer [in]: The buffer into which the asynchronous write operation writes the bytes.
operation [out, retval]: The asynchronous operation for writing the byte stream.

Return value

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Remarks

Calling any method before all preceding calls have completed on this instance produces unspecified and non-deterministic results.

Requirements

Minimum supported client	Windows 8
Minimum supported server	Windows Server 2012
Header	Robytestream.h
IDL	Robytestream.idl