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CloudBlob.ExistsAsync 方法

  • 参考

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

适用于

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

适用于

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

适用于