TextWriter.WriteLineAsync Method (array<Char>[]()[], Int32, Int32)

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

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)

Syntax

Public Overridable Function WriteLineAsync ( _
    buffer As Char(), _
    index As Integer, _
    count As Integer _
) As Task
public virtual Task WriteLineAsync(
    char[] buffer,
    int index,
    int count
)

Parameters

  • buffer
    Type: array<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.

Return Value

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

Exceptions

Exception Condition
ArgumentNullException

buffer is nullNothingnullptra null reference (Nothing in Visual Basic).

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.

Remarks

The line terminator is defined by the CoreNewLine field.

Version Information

Windows Phone OS

Supported in: 8.1, 8.0

See Also

Reference

TextWriter Class

WriteLineAsync Overload

System.IO Namespace