BlobClient.OpenWriteAsync Method
Definition
Important
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Opens a stream for writing to the blob. If the blob exists, it will be overwritten.
public virtual System.Threading.Tasks.Task<System.IO.Stream> OpenWriteAsync (bool overwrite, Azure.Storage.Blobs.Models.BlobOpenWriteOptions options = default, System.Threading.CancellationToken cancellationToken = default);abstract member OpenWriteAsync : bool * Azure.Storage.Blobs.Models.BlobOpenWriteOptions * System.Threading.CancellationToken -> System.Threading.Tasks.Task<System.IO.Stream>
override this.OpenWriteAsync : bool * Azure.Storage.Blobs.Models.BlobOpenWriteOptions * System.Threading.CancellationToken -> System.Threading.Tasks.Task<System.IO.Stream>Public Overridable Function OpenWriteAsync (overwrite As Boolean, Optional options As BlobOpenWriteOptions = Nothing, Optional cancellationToken As CancellationToken = Nothing) As Task(Of Stream)Parameters
- overwrite
- Boolean
Whether an existing blob should be deleted and recreated.
- options
- BlobOpenWriteOptions
Optional parameters.
- cancellationToken
- CancellationToken
Optional CancellationToken to propagate notifications that the operation should be cancelled.
Returns
A stream to write to the Append Blob.
Remarks
A RequestFailedException will be thrown if a failure occurs.
Applies to
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Azure SDK for .NET