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MSDN Library
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StringWriter.WriteLineAsync Method (Char[], Int32, Int32)

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

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

public override 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 position in the buffer at which to start reading data.
count
Type: System.Int32
The maximum number of characters to write.

Return Value

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

ExceptionCondition
ArgumentNullException

buffer is null.

ArgumentException

The index plus count is greater than the buffer length.

ArgumentOutOfRangeException

index or count is negative.

ObjectDisposedException

The string writer is disposed.

InvalidOperationException

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

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

Windows Phone OS

Supported in: 8.1, 8.0

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