---
title: CFStringNormalizationForm.D
framework: corefoundation
role: symbol
role_heading: Case
path: corefoundation/cfstringnormalizationform/d
---

# CFStringNormalizationForm.D

Canonical decomposition.

## Declaration

```swift
case D
```

## See Also

### Constants

- [CFStringNormalizationForm.KD](corefoundation/cfstringnormalizationform/kd.md)
- [CFStringNormalizationForm.C](corefoundation/cfstringnormalizationform/c.md)
- [CFStringNormalizationForm.KC](corefoundation/cfstringnormalizationform/kc.md)