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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 symbols

[`NSIntType`](/documentation/AppKit/NSIntType)

Must be between `INT_MIN` and `INT_MAX`.

[`NSPositiveIntType`](/documentation/AppKit/NSPositiveIntType)

Must be between 1 and `INT_MAX`.

[`NSFloatType`](/documentation/AppKit/NSFloatType)

Must be between `–FLT_MAX` and `FLT_MAX`.

[`NSPositiveFloatType`](/documentation/AppKit/NSPositiveFloatType)

Must be between `FLT_MIN` and `FLT_MAX`.

[`NSDoubleType`](/documentation/AppKit/NSDoubleType)

Must be between `–FLT_MAX` and `FLT_MAX`.

[`NSPositiveDoubleType`](/documentation/AppKit/NSPositiveDoubleType)

Must be between `FLT_MIN` and `FLT_MAX`.

[`NSAnyType`](/documentation/AppKit/NSAnyType)

Any value is allowed.


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