---
title: fullwidthToHalfwidth
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/stringtransform/fullwidthtohalfwidth
---

# fullwidthToHalfwidth

A constant containing the transformation of a string from full-width CJK characters to half-width forms.

## Declaration

```swift
static let fullwidthToHalfwidth: StringTransform
```

## Discussion

Discussion This transformation is reversible. For example, the string “マット” transforms to “ﾏｯﾄ”. This is equivalent to kCFStringTransformFullwidthHalfwidth.

## See Also

### Constants

- [latinToKatakana](foundation/stringtransform/latintokatakana.md)
- [latinToHiragana](foundation/stringtransform/latintohiragana.md)
- [latinToHangul](foundation/stringtransform/latintohangul.md)
- [latinToArabic](foundation/stringtransform/latintoarabic.md)
- [latinToHebrew](foundation/stringtransform/latintohebrew.md)
- [latinToThai](foundation/stringtransform/latintothai.md)
- [latinToCyrillic](foundation/stringtransform/latintocyrillic.md)
- [toLatin](foundation/stringtransform/tolatin.md)
- [mandarinToLatin](foundation/stringtransform/mandarintolatin.md)
- [hiraganaToKatakana](foundation/stringtransform/hiraganatokatakana.md)
- [toXMLHex](foundation/stringtransform/toxmlhex.md)
- [toUnicodeName](foundation/stringtransform/tounicodename.md)
- [stripCombiningMarks](foundation/stringtransform/stripcombiningmarks.md)
- [stripDiacritics](foundation/stringtransform/stripdiacritics.md)