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ICloudBlob.BeginUploadFromStream 方法
定义
重要
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重载
BeginUploadFromStream(Stream, AsyncCallback, Object)
开始异步操作，将流上传到 Blob。
public Microsoft.Azure.Storage.ICancellableAsyncResult BeginUploadFromStream (System.IO.Stream source, AsyncCallback callback, object state);abstract member BeginUploadFromStream : System.IO.Stream * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResultPublic Function BeginUploadFromStream (source As Stream, callback As AsyncCallback, state As Object) As ICancellableAsyncResult参数
- callback
- AsyncCallback
在 AsyncCallback 异步操作完成时接收通知的委托。
- state
- Object
将传递给回调委托的用户定义对象。
返回
引用 ICancellableAsyncResult 异步操作的 。
适用于
BeginUploadFromStream(Stream, Int64, AsyncCallback, Object)
开始异步操作，将流上传到块 Blob。
public Microsoft.Azure.Storage.ICancellableAsyncResult BeginUploadFromStream (System.IO.Stream source, long length, AsyncCallback callback, object state);abstract member BeginUploadFromStream : System.IO.Stream * int64 * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResultPublic Function BeginUploadFromStream (source As Stream, length As Long, callback As AsyncCallback, state As Object) As ICancellableAsyncResult参数
- length
- Int64
要从源流中当前位置写入的字节数。
- callback
- AsyncCallback
在 AsyncCallback 异步操作完成时接收通知的委托。
- state
- Object
将传递给回调委托的用户定义对象。
返回
引用 ICancellableAsyncResult 异步操作的 。
适用于
BeginUploadFromStream(Stream, AccessCondition, BlobRequestOptions, OperationContext, AsyncCallback, Object)
开始异步操作，将流上传到 Blob。
public Microsoft.Azure.Storage.ICancellableAsyncResult BeginUploadFromStream (System.IO.Stream source, Microsoft.Azure.Storage.AccessCondition accessCondition, Microsoft.Azure.Storage.Blob.BlobRequestOptions options, Microsoft.Azure.Storage.OperationContext operationContext, AsyncCallback callback, object state);abstract member BeginUploadFromStream : System.IO.Stream * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.Blob.BlobRequestOptions * Microsoft.Azure.Storage.OperationContext * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResultPublic Function BeginUploadFromStream (source As Stream, accessCondition As AccessCondition, options As BlobRequestOptions, operationContext As OperationContext, callback As AsyncCallback, state As Object) As ICancellableAsyncResult参数
- accessCondition
- AccessCondition
一个 AccessCondition 对象，表示继续处理请求而必须满足的条件。
- options
- BlobRequestOptions
一个 BlobRequestOptions 对象，它指定请求的其他选项。
- operationContext
- OperationContext
一个 OperationContext 对象，它一个表示当前操作的上下文。
- callback
- AsyncCallback
在 AsyncCallback 异步操作完成时接收通知的委托。
- state
- Object
将传递给回调委托的用户定义对象。
返回
引用 ICancellableAsyncResult 异步操作的 。
适用于
BeginUploadFromStream(Stream, Int64, AccessCondition, BlobRequestOptions, OperationContext, AsyncCallback, Object)
开始异步操作，将流上传到 Blob。
public Microsoft.Azure.Storage.ICancellableAsyncResult BeginUploadFromStream (System.IO.Stream source, long length, Microsoft.Azure.Storage.AccessCondition accessCondition, Microsoft.Azure.Storage.Blob.BlobRequestOptions options, Microsoft.Azure.Storage.OperationContext operationContext, AsyncCallback callback, object state);abstract member BeginUploadFromStream : System.IO.Stream * int64 * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.Blob.BlobRequestOptions * Microsoft.Azure.Storage.OperationContext * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResultPublic Function BeginUploadFromStream (source As Stream, length As Long, accessCondition As AccessCondition, options As BlobRequestOptions, operationContext As OperationContext, callback As AsyncCallback, state As Object) As ICancellableAsyncResult参数
- length
- Int64
要从源流中当前位置写入的字节数。
- accessCondition
- AccessCondition
一个 AccessCondition 对象，表示继续处理请求而必须满足的条件。 如果为 null，则不使用任何条件。
- options
- BlobRequestOptions
一个 BlobRequestOptions 对象，它指定请求的其他选项。
- operationContext
- OperationContext
一个 OperationContext 对象，它一个表示当前操作的上下文。
- callback
- AsyncCallback
在 AsyncCallback 异步操作完成时接收通知的委托。
- state
- Object
将传递给回调委托的用户定义对象。
返回
引用 ICancellableAsyncResult 异步操作的 。
