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TextWriter::WriteAsync Method (String^)
.NET Framework (current version)
Writes a string to the text string or stream asynchronously.
Assembly: mscorlib (in mscorlib.dll)
public: [ComVisibleAttribute(false)] [HostProtectionAttribute(SecurityAction::LinkDemand, ExternalThreading = true)] virtual Task^ WriteAsync( String^ value )
Parameters
- value
-
Type:
System::String^
The string to write. If value is null, nothing is written to the text stream.
Return Value
Type: System.Threading.Tasks::Task^A task that represents the asynchronous write operation.
| Exception | Condition |
|---|---|
| ObjectDisposedException | The text writer is disposed. |
| InvalidOperationException | The text writer is currently in use by a previous write operation. |
The TextWriter class is an abstract class. Therefore, you do not instantiate it in your code. For an example of using the WriteAsync method, see the StreamWriter::WriteAsync method.
Universal Windows Platform
Available since 8
.NET Framework
Available since 4.5
Portable Class Library
Supported in: portable .NET platforms
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
Available since 8
.NET Framework
Available since 4.5
Portable Class Library
Supported in: portable .NET platforms
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
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