BlobClient.OpenWriteAsync Method

Reference

Definition

Namespace:: Azure.Storage.Blobs

Assembly:: Azure.Storage.Blobs.dll

Package:: Azure.Storage.Blobs v12.23.0

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

Source:: BlobClient.cs

Source:: BlobClient.cs

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

Task<Stream>

A stream to write to the Append Blob.

Remarks

A RequestFailedException will be thrown if a failure occurs.

Applies to

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