BlobBaseClient.ExistsAsync(CancellationToken) Method

Reference

Definition

Namespace:: Azure.Storage.Blobs.Specialized

Assembly:: Azure.Storage.Blobs.dll

Package:: Azure.Storage.Blobs v12.23.0

Package:: Azure.Storage.Blobs v12.23.0-beta.2

Source:: BlobBaseClient.cs

Source:: BlobBaseClient.cs

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

Task<Response<Boolean>>

Returns true if the blob exists.

Remarks

A RequestFailedException will be thrown if a failure occurs.

Applies to

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