StreamWriter.FlushAsync Method
Clears all buffers for this stream asynchronously and causes any buffered data to be written to the underlying device.
Namespace: System.IO
Assembly: mscorlib (in mscorlib.dll)
[ComVisibleAttribute(false)] [HostProtectionAttribute(SecurityAction.LinkDemand, ExternalThreading = true)] public override Task FlushAsync()
Return Value
Type: System.Threading.Tasks.TaskA task that represents the asynchronous flush operation.
| Exception | Condition |
|---|---|
| ObjectDisposedException | The stream has been disposed. |
 Note |
|---|
The HostProtectionAttribute attribute applied to this type or member has the following Resources property value: ExternalThreading. The HostProtectionAttribute does not affect desktop applications (which are typically started by double-clicking an icon, typing a command, or entering a URL in a browser). For more information, see the HostProtectionAttribute class or SQL Server Programming and Host Protection Attributes. |
Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
