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# Deprecated symbols

Review symbols that are no longer in active development, and their recommended replacements.

## Overview

Although these symbols are available for use, Apple is no longer actively developing them, and may remove them in a future release. Apple recommends moving away from these symbols and using their indicated replacements instead. Check the individual symbol pages for the recommended replacements.

## Topics

### Deprecated constants

[`static const NSUnderlineStyle NSUnderlinePatternSolid;`](/documentation/AppKit/NSUnderlinePatternSolid)

[`static const NSUnderlineStyle NSUnderlinePatternDot;`](/documentation/AppKit/NSUnderlinePatternDot)

[`static const NSUnderlineStyle NSUnderlinePatternDash;`](/documentation/AppKit/NSUnderlinePatternDash)

[`static const NSUnderlineStyle NSUnderlinePatternDashDot;`](/documentation/AppKit/NSUnderlinePatternDashDot)

[`static const NSUnderlineStyle NSUnderlinePatternDashDotDot;`](/documentation/AppKit/NSUnderlinePatternDashDotDot)

[`static const NSUnderlineStyle NSUnderlineByWord;`](/documentation/AppKit/NSUnderlineByWord)


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