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

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

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


Public Overridable Sub WriteLine ( _
    buffer As Char(), _
    index As Integer, _
    count As Integer _
public virtual void WriteLine(
    char[] buffer,
    int index,
    int count


  • buffer
    Type: array<System.Char[]
    The character array from which data is read.
  • index
    Type: System.Int32
    The index into buffer at which to begin reading.
  • count
    Type: System.Int32
    The maximum number of characters to write.


Exception Condition

The buffer length minus index is less than count.


The buffer parameter is nulla null reference (Nothing in Visual Basic).


index or count is negative.


The TextWriter is closed.


An I/O error occurs.


This method will write count characters of data into this TextWriter from the buffer character array starting at position index.

This method does not search the specified String for individual newline characters (hexadecimal 0x000a) and replace them with NewLine.

This version of WriteLine is equivalent to Write for each character in buffer between index and (index + count) followed by WriteLine .

Version Information


Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0


For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.