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FileRandomAccessStream.WriteAsync | writeAsync method

Writes data asynchronously to a file.

Syntax


public IAsyncOperationWithProgress<UInt32, UInt32> WriteAsync(
  IBuffer buffer
)

Parameters

buffer

Type: IBuffer

The buffer into which the asynchronous writer operation writes.

Return value

Type: IAsyncOperationWithProgress<UInt32, UInt32>

The byte writer operation.

Requirements (Windows 10 device family)

Device family

Universal, introduced version 10.0.10240.0

API contract

Windows.Foundation.UniversalApiContract, introduced version 1.0

Namespace

Windows.Storage.Streams
Windows::Storage::Streams [C++]

Metadata

Windows.Foundation.UniversalApiContract.winmd

Requirements (Windows 8.x and Windows Phone 8.x)

Minimum supported client

Windows 8

Minimum supported server

Windows Server 2012

Minimum supported phone

Windows Phone 8

Namespace

Windows.Storage.Streams
Windows::Storage::Streams [C++]

Metadata

Windows.winmd

See also

FileRandomAccessStream

 

 

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