---
title: CFCharacterSetPredefinedSet
framework: corefoundation
role: symbol
role_heading: Enumeration
path: corefoundation/cfcharactersetpredefinedset
---

# CFCharacterSetPredefinedSet

Defines a predefined character set.

## Declaration

```swift
enum CFCharacterSetPredefinedSet
```

## Overview

Overview See Predefined CFCharacterSet Selector Values for values.

## Topics

### Enumeration Cases

- [CFCharacterSetPredefinedSet.alphaNumeric](corefoundation/cfcharactersetpredefinedset/alphanumeric.md)
- [CFCharacterSetPredefinedSet.capitalizedLetter](corefoundation/cfcharactersetpredefinedset/capitalizedletter.md)
- [CFCharacterSetPredefinedSet.control](corefoundation/cfcharactersetpredefinedset/control.md)
- [CFCharacterSetPredefinedSet.decimalDigit](corefoundation/cfcharactersetpredefinedset/decimaldigit.md)
- [CFCharacterSetPredefinedSet.decomposable](corefoundation/cfcharactersetpredefinedset/decomposable.md)
- [CFCharacterSetPredefinedSet.illegal](corefoundation/cfcharactersetpredefinedset/illegal.md)
- [CFCharacterSetPredefinedSet.letter](corefoundation/cfcharactersetpredefinedset/letter.md)
- [CFCharacterSetPredefinedSet.lowercaseLetter](corefoundation/cfcharactersetpredefinedset/lowercaseletter.md)
- [CFCharacterSetPredefinedSet.newline](corefoundation/cfcharactersetpredefinedset/newline.md)
- [CFCharacterSetPredefinedSet.nonBase](corefoundation/cfcharactersetpredefinedset/nonbase.md)
- [CFCharacterSetPredefinedSet.punctuation](corefoundation/cfcharactersetpredefinedset/punctuation.md)
- [CFCharacterSetPredefinedSet.symbol](corefoundation/cfcharactersetpredefinedset/symbol.md)
- [CFCharacterSetPredefinedSet.uppercaseLetter](corefoundation/cfcharactersetpredefinedset/uppercaseletter.md)
- [CFCharacterSetPredefinedSet.whitespace](corefoundation/cfcharactersetpredefinedset/whitespace.md)
- [CFCharacterSetPredefinedSet.whitespaceAndNewline](corefoundation/cfcharactersetpredefinedset/whitespaceandnewline.md)

### Initializers

- [init(rawValue:)](corefoundation/cfcharactersetpredefinedset/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)