Null Field
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TextWriter.Null Field

Provides a TextWriter with no backing store that can be written to, but not read from.

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

public static readonly TextWriter Null
public static final TextWriter Null
public static final var Null : TextWriter

Use Null to redirect output to a stream that will not consume any operating system resources.

When the TextWriter.Write methods are invoked on Null, the call simply returns, and no data is actually written to any backing store.

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

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, 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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