---
title: kUnicodeByteOrderMark
framework: Core Services
role: symbol
role_heading: Enumeration Case
platforms: [Mac Catalyst 17.0+, macOS 10.0+]
path: coreservices/1400154-common_and_special_unicode_value/kunicodebyteordermark
---

# kUnicodeByteOrderMark

## Declaration

```occ
kUnicodeByteOrderMark = 0xFEFF
```