FileInputStream 类

定义

命名空间:

Windows.Storage.Streams

从文件读取数据。

public ref class FileInputStream sealed : IClosable, IInputStream

/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
class FileInputStream final : IClosable, IInputStream

[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
public sealed class FileInputStream : System.IDisposable, IInputStream

Public NotInheritable Class FileInputStream
Implements IDisposable, IInputStream

继承

Object Platform::Object IInspectable FileInputStream

属性

ContractVersionAttribute MarshalingBehaviorAttribute

实现

IClosable IDisposable IInputStream

Windows 要求

设备系列	Windows 10 (在 10.0.10240.0 中引入)
API contract	Windows.Foundation.UniversalApiContract (在 v1.0 中引入)

方法

Close()	关闭当前流并释放系统资源。
Dispose()	执行与释放或重置非托管资源关联的应用程序定义的任务。
ReadAsync(IBuffer, UInt32, InputStreamOptions)	返回异步字节读取器对象。

另请参阅

• FileOutputStream
• FileRandomAccessStream