FileInformation.OpenReadAsync 方法
定義
重要
部分資訊涉及發行前產品,在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊,不做任何明確或隱含的瑕疵擔保。
開啟 StorageFile上的唯讀隨機存取資料流程。
public:
virtual IAsyncOperation<IRandomAccessStreamWithContentType ^> ^ OpenReadAsync() = OpenReadAsync;
/// [Windows.Foundation.Metadata.RemoteAsync]
IAsyncOperation<IRandomAccessStreamWithContentType> OpenReadAsync();
IAsyncOperation<IRandomAccessStreamWithContentType> OpenReadAsync();
[Windows.Foundation.Metadata.RemoteAsync]
public IAsyncOperation<IRandomAccessStreamWithContentType> OpenReadAsync();
public IAsyncOperation<IRandomAccessStreamWithContentType> OpenReadAsync();
function openReadAsync()
Public Function OpenReadAsync () As IAsyncOperation(Of IRandomAccessStreamWithContentType)
傳回
當這個方法成功完成時,它會傳回唯讀的隨機存取資料流程 (類型 IRandomAccessStreamWithContentType) 。
實作
- 屬性