CloudPageBlob.DownloadRangeToStreamAsync Method (Stream, Nullable, Nullable, AccessCondition, BlobRequestOptions, OperationContext)

Initiates 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)


<DoesServiceRequestAttribute> _
Public Function DownloadRangeToStreamAsync ( _
    target As Stream, _
    offset As Nullable(Of Long), _
    length As Nullable(Of Long), _
    accessCondition As AccessCondition, _
    options As BlobRequestOptions, _
    operationContext As OperationContext _
) As Task
public Task DownloadRangeToStreamAsync (
    Stream target,
    Nullable<long> offset,
    Nullable<long> length,
    AccessCondition accessCondition,
    BlobRequestOptions options,
    OperationContext operationContext
virtual Task^ DownloadRangeToStreamAsync (
    Stream^ target, 
    Nullable<long long> offset, 
    Nullable<long long> length, 
    AccessCondition^ accessCondition, 
    BlobRequestOptions^ options, 
    OperationContext^ operationContext
) sealed


  • target
    A Stream object representing the target stream.
  • offset
    The offset at which to begin downloading the blob, in bytes.
  • length
    The length of the data to download from the blob, in bytes.
  • accessCondition
    An AccessCondition object that represents the condition that must be met in order for the request to proceed. If null, no condition is used.
  • operationContext
    An OperationContext object that represents the context for the current operation.

Return Value

A Task object that represents the asynchronous operation.

Thread Safety

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 and Windows Server 2008

See Also


CloudPageBlob Class
CloudPageBlob Members
Microsoft.WindowsAzure.Storage.Blob Namespace