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CloudBlob.ExistsAsync 方法

定义

命名空间:

Microsoft.WindowsAzure.Storage.Blob

程序集:

Microsoft.WindowsAzure.Storage.dll

包:

WindowsAzure.Storage v9.3.3

重载

ExistsAsync(BlobRequestOptions, OperationContext)
ExistsAsync(BlobRequestOptions, OperationContext, CancellationToken)
ExistsAsync()

ExistsAsync(BlobRequestOptions, OperationContext)

[Microsoft.WindowsAzure.Storage.DoesServiceRequest]
public virtual System.Threading.Tasks.Task<bool> ExistsAsync (Microsoft.WindowsAzure.Storage.Blob.BlobRequestOptions options, Microsoft.WindowsAzure.Storage.OperationContext operationContext);

[<Microsoft.WindowsAzure.Storage.DoesServiceRequest>]
abstract member ExistsAsync : Microsoft.WindowsAzure.Storage.Blob.BlobRequestOptions * Microsoft.WindowsAzure.Storage.OperationContext -> System.Threading.Tasks.Task<bool>
override this.ExistsAsync : Microsoft.WindowsAzure.Storage.Blob.BlobRequestOptions * Microsoft.WindowsAzure.Storage.OperationContext -> System.Threading.Tasks.Task<bool>

Public Overridable Function ExistsAsync (options As BlobRequestOptions, operationContext As OperationContext) As Task(Of Boolean)

参数

options

BlobRequestOptions

operationContext

OperationContext

返回

Task<Boolean>

属性

DoesServiceRequestAttribute

ExistsAsync(BlobRequestOptions, OperationContext, CancellationToken)

[Microsoft.WindowsAzure.Storage.DoesServiceRequest]
public virtual System.Threading.Tasks.Task<bool> ExistsAsync (Microsoft.WindowsAzure.Storage.Blob.BlobRequestOptions options, Microsoft.WindowsAzure.Storage.OperationContext operationContext, System.Threading.CancellationToken cancellationToken);

[<Microsoft.WindowsAzure.Storage.DoesServiceRequest>]
abstract member ExistsAsync : Microsoft.WindowsAzure.Storage.Blob.BlobRequestOptions * Microsoft.WindowsAzure.Storage.OperationContext * System.Threading.CancellationToken -> System.Threading.Tasks.Task<bool>
override this.ExistsAsync : Microsoft.WindowsAzure.Storage.Blob.BlobRequestOptions * Microsoft.WindowsAzure.Storage.OperationContext * System.Threading.CancellationToken -> System.Threading.Tasks.Task<bool>

Public Overridable Function ExistsAsync (options As BlobRequestOptions, operationContext As OperationContext, cancellationToken As CancellationToken) As Task(Of Boolean)

参数

options

BlobRequestOptions

operationContext

OperationContext

cancellationToken

CancellationToken

返回

Task<Boolean>

属性

DoesServiceRequestAttribute

ExistsAsync()

[Microsoft.WindowsAzure.Storage.DoesServiceRequest]
public virtual System.Threading.Tasks.Task<bool> ExistsAsync ();

[<Microsoft.WindowsAzure.Storage.DoesServiceRequest>]
abstract member ExistsAsync : unit -> System.Threading.Tasks.Task<bool>
override this.ExistsAsync : unit -> System.Threading.Tasks.Task<bool>

Public Overridable Function ExistsAsync () As Task(Of Boolean)

返回

Task<Boolean>

属性

DoesServiceRequestAttribute