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TextWriter.WriteLineAsync Method (Char[], Int32, Int32)

.NET Framework (current version)
 
System_CAPS_noteNote

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Writes a subarray of characters followed by a line terminator asynchronously to the text string or stream.

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

[ComVisibleAttribute(false)]
[HostProtectionAttribute(SecurityAction.LinkDemand, ExternalThreading = true)]
public virtual Task WriteLineAsync(
	char[] buffer,
	int index,
	int count
)

Parameters

buffer
Type: System.Char[]

The character array to write data from.

index
Type: System.Int32

The character position in the buffer at which to start retrieving data.

count
Type: System.Int32

The number of characters to write.

Return Value

Type: System.Threading.Tasks.Task

A task that represents the asynchronous write operation.

Exception Condition
ArgumentNullException

buffer is null.

ArgumentException

The index plus count is greater than the buffer length.

ArgumentOutOfRangeException

index or count is negative.

ObjectDisposedException

The text writer is disposed.

InvalidOperationException

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

The line terminator is defined by the CoreNewLine field.

The TextWriter class is an abstract class. Therefore, you do not instantiate it in your code. For an example of using the WriteLineAsync method, see the StreamWriter.WriteLineAsync 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
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