---
title: kUnicode32BitFormat
framework: Core Services
role: symbol
role_heading: Enumeration Case
platforms: [Mac Catalyst 17.0+, macOS 10.0+]
path: coreservices/1400077-anonymous/kunicode32bitformat
---

# kUnicode32BitFormat

The UCS-4 32-bit format defined for ISO 10646. This format is not currently supported.

## Declaration

```occ
kUnicode32BitFormat = 3
```