StreamWriter.WriteLineAsync Method

.NET Framework 4.5

Writes a line terminator asynchronously to the stream.

Namespace:  System.IO
Assembly:  mscorlib (in mscorlib.dll)

[<ComVisibleAttribute(false)>]
[<HostProtectionAttribute(SecurityAction.LinkDemand, ExternalThreading = true)>]
abstract WriteLineAsync : unit -> Task 
[<ComVisibleAttribute(false)>]
[<HostProtectionAttribute(SecurityAction.LinkDemand, ExternalThreading = true)>]
override WriteLineAsync : unit -> Task

Return Value

Type: System.Threading.Tasks.Task
A task that represents the asynchronous write operation.

ExceptionCondition
ObjectDisposedException

The stream writer is disposed.

InvalidOperationException

The stream writer is currently in use by a previous write operation.

The line terminator is defined by the TextWriter.NewLine property.

NoteNote

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.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5

.NET for Windows Store apps

Supported in: Windows 8

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone 8, Silverlight 8.1

Windows Phone 8.1, Windows Phone 8, 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.

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