StreamWriter.WriteAsync Method (String)
Writes a string to the stream asynchronously.
Assembly: mscorlib (in mscorlib.dll)
'Declaration <ComVisibleAttribute(False)> _ <HostProtectionAttribute(SecurityAction.LinkDemand, ExternalThreading := True)> _ Public Overrides Function WriteAsync ( _ value As String _ ) As Task
- Type: System.String
The string to write to the stream. If value is Nothing, nothing is written.
Return ValueType: System.Threading.Tasks.Task
A task that represents the asynchronous write operation.
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.
The following example shows how to write a string to a text file by using the method.
Windows 8.1, Windows Server 2012 R2, 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.