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CloudFile.BeginDownloadToFile 方法

参考

定义

命名空间:: Microsoft.Azure.Storage.File

程序集:: Microsoft.Azure.Storage.File.dll

包:: Microsoft.Azure.Storage.File v11.2.3

重要

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重载

BeginDownloadToFile(String, FileMode, AsyncCallback, Object)	开始异步操作，将文件服务中的文件内容下载到本地文件。
BeginDownloadToFile(String, FileMode, AccessCondition, FileRequestOptions, OperationContext, AsyncCallback, Object)	开始异步操作，将文件服务中的文件内容下载到本地文件。

BeginDownloadToFile(String, FileMode, AsyncCallback, Object)

开始异步操作，将文件服务中的文件内容下载到本地文件。

[Microsoft.Azure.Storage.DoesServiceRequest]
public virtual Microsoft.Azure.Storage.ICancellableAsyncResult BeginDownloadToFile(string path, System.IO.FileMode mode, AsyncCallback callback, object state);

[<Microsoft.Azure.Storage.DoesServiceRequest>]
abstract member BeginDownloadToFile : string * System.IO.FileMode * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResult
override this.BeginDownloadToFile : string * System.IO.FileMode * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResult

Public Overridable Function BeginDownloadToFile (path As String, mode As FileMode, callback As AsyncCallback, state As Object) As ICancellableAsyncResult

参数

path: String

本地文件系统中目标文件的路径。

mode: FileMode

一个 FileMode 枚举值，该值确定如何打开或创建文件。

callback: AsyncCallback

异步操作完成时接收通知的回调委托。

state: Object

将传递给回调委托的用户定义对象。

ICancellableAsyncResult

引用 ICancellableAsyncResult 异步操作的。

属性: DoesServiceRequestAttribute

适用于

BeginDownloadToFile(String, FileMode, AccessCondition, FileRequestOptions, OperationContext, AsyncCallback, Object)

开始异步操作，将文件服务中的文件内容下载到本地文件。

[Microsoft.Azure.Storage.DoesServiceRequest]
public virtual Microsoft.Azure.Storage.ICancellableAsyncResult BeginDownloadToFile(string path, System.IO.FileMode mode, 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 BeginDownloadToFile : string * System.IO.FileMode * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.File.FileRequestOptions * Microsoft.Azure.Storage.OperationContext * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResult
override this.BeginDownloadToFile : string * System.IO.FileMode * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.File.FileRequestOptions * Microsoft.Azure.Storage.OperationContext * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResult

Public Overridable Function BeginDownloadToFile (path As String, mode As FileMode, accessCondition As AccessCondition, options As FileRequestOptions, operationContext As OperationContext, callback As AsyncCallback, state As Object) As ICancellableAsyncResult