CloudFile.BeginDownloadRangeToByteArray Method

Definition

Overloads

BeginDownloadRangeToByteArray(Byte[], Int32, Nullable<Int64>, Nullable<Int64>, AsyncCallback, Object)

Begins an asynchronous operation to download the contents of a file to a byte array.

BeginDownloadRangeToByteArray(Byte[], Int32, Nullable<Int64>, Nullable<Int64>, AccessCondition, FileRequestOptions, OperationContext, AsyncCallback, Object)

Begins an asynchronous operation to download the contents of a file to a byte array.

BeginDownloadRangeToByteArray(Byte[], Int32, Nullable<Int64>, Nullable<Int64>, AsyncCallback, Object)

Begins an asynchronous operation to download the contents of a file to a byte array.

[Microsoft.Azure.Storage.DoesServiceRequest]
public virtual Microsoft.Azure.Storage.ICancellableAsyncResult BeginDownloadRangeToByteArray (byte[] target, int index, long? fileOffset, long? length, AsyncCallback callback, object state);
[<Microsoft.Azure.Storage.DoesServiceRequest>]
abstract member BeginDownloadRangeToByteArray : byte[] * int * Nullable<int64> * Nullable<int64> * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResult
override this.BeginDownloadRangeToByteArray : byte[] * int * Nullable<int64> * Nullable<int64> * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResult
Public Overridable Function BeginDownloadRangeToByteArray (target As Byte(), index As Integer, fileOffset As Nullable(Of Long), length As Nullable(Of Long), callback As AsyncCallback, state As Object) As ICancellableAsyncResult

Parameters

target
Byte[]

The target byte array.

index
Int32

The starting offset in the byte array.

fileOffset
Nullable<Int64>

The starting offset of the data range, in bytes.

length
Nullable<Int64>

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

callback
AsyncCallback

The callback delegate that will receive notification when the asynchronous operation completes.

state
Object

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

Returns

An ICancellableAsyncResult that references the asynchronous operation.

Attributes

Applies to

BeginDownloadRangeToByteArray(Byte[], Int32, Nullable<Int64>, Nullable<Int64>, AccessCondition, FileRequestOptions, OperationContext, AsyncCallback, Object)

Begins an asynchronous operation to download the contents of a file to a byte array.

[Microsoft.Azure.Storage.DoesServiceRequest]
public virtual Microsoft.Azure.Storage.ICancellableAsyncResult BeginDownloadRangeToByteArray (byte[] target, int index, long? fileOffset, long? length, Microsoft.Azure.Storage.AccessCondition accessCondition, Microsoft.Azure.Storage.File.FileRequestOptions options, Microsoft.Azure.Storage.OperationContext operationContext, AsyncCallback callback, object state);
[<Microsoft.Azure.Storage.DoesServiceRequest>]
abstract member BeginDownloadRangeToByteArray : byte[] * int * Nullable<int64> * Nullable<int64> * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.File.FileRequestOptions * Microsoft.Azure.Storage.OperationContext * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResult
override this.BeginDownloadRangeToByteArray : byte[] * int * Nullable<int64> * Nullable<int64> * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.File.FileRequestOptions * Microsoft.Azure.Storage.OperationContext * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResult
Public Overridable Function BeginDownloadRangeToByteArray (target As Byte(), index As Integer, fileOffset As Nullable(Of Long), length As Nullable(Of Long), accessCondition As AccessCondition, options As FileRequestOptions, operationContext As OperationContext, callback As AsyncCallback, state As Object) As ICancellableAsyncResult

Parameters

target
Byte[]

The target byte array.

index
Int32

The starting offset in the byte array.

fileOffset
Nullable<Int64>

The starting offset of the data range, in bytes.

length
Nullable<Int64>

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

accessCondition
AccessCondition

An AccessCondition object that represents the access conditions for the file.

options
FileRequestOptions

A FileRequestOptions object that specifies additional options for the request.

operationContext
OperationContext

An OperationContext object that represents the context for the current operation.

callback
AsyncCallback

The callback delegate that will receive notification when the asynchronous operation completes.

state
Object

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

Returns

An ICancellableAsyncResult that references the asynchronous operation.

Attributes

Applies to