AppendBlobClient.CreateIfNotExists Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
The CreateIfNotExists(AppendBlobCreateOptions, CancellationToken) operation creates a new 0-length append blob. If the append blob already exists, the content of the existing append blob will remain unchanged. To add content to the append blob, call the Azure.Storage.Blobs.Specialized.AppendBlobClient.AppendBlockAsync(System.IO.Stream,System.Byte[],Azure.Storage.Blobs.Models.AppendBlobRequestConditions,System.IProgress{System.Int64},System.Threading.CancellationToken) operation.
For more information, see Put Blob.
public virtual Azure.Response<Azure.Storage.Blobs.Models.BlobContentInfo> CreateIfNotExists (Azure.Storage.Blobs.Models.AppendBlobCreateOptions options, System.Threading.CancellationToken cancellationToken = default);
abstract member CreateIfNotExists : Azure.Storage.Blobs.Models.AppendBlobCreateOptions * System.Threading.CancellationToken -> Azure.Response<Azure.Storage.Blobs.Models.BlobContentInfo>
override this.CreateIfNotExists : Azure.Storage.Blobs.Models.AppendBlobCreateOptions * System.Threading.CancellationToken -> Azure.Response<Azure.Storage.Blobs.Models.BlobContentInfo>
Public Overridable Function CreateIfNotExists (options As AppendBlobCreateOptions, Optional cancellationToken As CancellationToken = Nothing) As Response(Of BlobContentInfo)
Parameters
- options
- AppendBlobCreateOptions
Optional parameters.
- cancellationToken
- CancellationToken
Optional CancellationToken to propagate notifications that the operation should be cancelled.
Returns
If the append blob does not already exist, a Response<T>
describing the newly created append blob. Otherwise, null
.
Remarks
A RequestFailedException will be thrown if a failure occurs.
Applies to
Azure SDK for .NET
피드백
https://aka.ms/ContentUserFeedback
출시 예정: 2024년 내내 콘텐츠에 대한 피드백 메커니즘으로 GitHub 문제를 단계적으로 폐지하고 이를 새로운 피드백 시스템으로 바꿀 예정입니다. 자세한 내용은 다음을 참조하세요.다음에 대한 사용자 의견 제출 및 보기