ICloudBlob.BeginUploadFromFile Method (String, FileMode, AsyncCallback, Object)

Begins an asynchronous operation to upload a file to a blob.

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


Function BeginUploadFromFile ( _
    path As String, _
    mode As FileMode, _
    callback As AsyncCallback, _
    state As Object _
) As ICancellableAsyncResult
ICancellableAsyncResult BeginUploadFromFile (
    string path,
    FileMode mode,
    AsyncCallback callback,
    Object state
ICancellableAsyncResult^ BeginUploadFromFile (
    String^ path, 
    FileMode mode, 
    AsyncCallback^ callback, 
    Object^ state


  • path
    A string containing the file path providing the blob content.
  • mode
    A FileMode enumeration value that specifies how to open the file.
  • callback
    An AsyncCallback delegate that will receive notification when the asynchronous operation completes.
  • state
    A user-defined object that will be passed to the callback delegate.

Return Value

An ICancellableAsyncResult that references 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


ICloudBlob Interface
ICloudBlob Members
Microsoft.WindowsAzure.Storage.Blob Namespace