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CloudPageBlob.BeginDownloadRangeToStream Method (Stream, Nullable, Nullable, AsyncCallback, Object)

Updated: May 15, 2014

Begins an asynchronous operation to download a range of bytes from a page blob to a stream.

Namespace: Microsoft.WindowsAzure.Storage.Blob
Assembly: Microsoft.WindowsAzure.Storage (in Microsoft.WindowsAzure.Storage.dll)

public ICancellableAsyncResult BeginDownloadRangeToStream (
	Stream target,
	Nullable<long> offset,
	Nullable<long> length,
	AsyncCallback callback,
	Object state



A Stream object representing the target stream.


The offset at which to begin downloading the blob, in bytes.


The length of the data to download from the blob, in bytes.


An AsyncCallback delegate that will receive notification when the asynchronous operation completes.


A user-defined object that will be passed to the callback delegate.

Return Value

An ICancellableAsyncResult that references the asynchronous operation.

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Development Platforms

Windows Vista, Windows 7, Windows Server 2008, Windows 8.1, Windows Server 2012 R2, Windows 8 and Windows Server 2012


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