CloudBlockBlob.StartCopyFromBlobAsync Method (Uri, CancellationToken)

Initiates an asynchronous operation to start copying another block blob's contents, properties, and metadata to this block blob.

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


<DoesServiceRequestAttribute> _
Public Function StartCopyFromBlobAsync ( _
    source As Uri, _
    cancellationToken As CancellationToken _
) As Task(Of String)
public Task<string> StartCopyFromBlobAsync (
    Uri source,
    CancellationToken cancellationToken
virtual Task<String^>^ StartCopyFromBlobAsync (
    Uri^ source, 
    CancellationToken cancellationToken
) sealed


  • source
    The Uri of the source blob.
  • cancellationToken
    A CancellationToken to observe while waiting for a task to complete.

Return Value

A Task object of type string 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


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