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TextWriter.WriteLine Method (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 virtual void WriteLine (
	char[] buffer,
	int index,
	int count
)
public void WriteLine (
	char[] buffer, 
	int index, 
	int count
)
public function WriteLine (
	buffer : char[], 
	index : int, 
	count : int
)

Parameters

buffer

The character array from which data is read.

index

The index into buffer at which to begin reading.

count

The maximum number of characters to write.

Return Value

Characters are read from buffer beginning at index and ending at index + count.

Exception typeCondition

ArgumentException

The buffer length minus index is less than count.

ArgumentNullException

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

ArgumentOutOfRangeException

index or count is negative.

ObjectDisposedException

The TextWriter is closed.

IOException

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 .

The following table lists examples of other typical or related I/O tasks.

To do this...

See the example in this topic...

Create a text file.

How to: Write Text to a File

Write to a text file.

How to: Write Text to a File

Read from a text file.

How to: Read Text from a File

Append text to a file.

How to: Open and Append to a Log File

File.AppendText

FileInfo.AppendText

Get the size of a file.

FileInfo.Length

Get the attributes of a file.

File.GetAttributes

Set the attributes of a file.

File.SetAttributes

Determine if a file exists.

File.Exists

Read from a binary file.

How to: Read and Write to a Newly Created Data File

Write to a binary file.

How to: Read and Write to a Newly Created Data File

Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

.NET Framework

Supported in: 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0

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