BlobBaseClient.ExistsAsync(CancellationToken) Method
Definition
Important
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The ExistsAsync(CancellationToken) operation can be called on a BlobBaseClient to see if the associated blob exists in the container on the storage account in the storage service.
public virtual System.Threading.Tasks.Task<Azure.Response<bool>> ExistsAsync (System.Threading.CancellationToken cancellationToken = default);abstract member ExistsAsync : System.Threading.CancellationToken -> System.Threading.Tasks.Task<Azure.Response<bool>>
override this.ExistsAsync : System.Threading.CancellationToken -> System.Threading.Tasks.Task<Azure.Response<bool>>Public Overridable Function ExistsAsync (Optional cancellationToken As CancellationToken = Nothing) As Task(Of Response(Of Boolean))Parameters
- cancellationToken
- CancellationToken
Optional CancellationToken to propagate notifications that the operation should be cancelled.
Returns
Returns true if the blob exists.
Remarks
A RequestFailedException will be thrown if a failure occurs.
