---
title: NSOpenStepUnicodeReservedBase
framework: foundation
role: symbol
role_heading: Global Variable
path: foundation/nsopenstepunicodereservedbase
---

# NSOpenStepUnicodeReservedBase

Specifies lower bound for a Unicode character range reserved for Apple’s corporate use (the range is 0xF400–0xF8FF).

## Declaration

```swift
var NSOpenStepUnicodeReservedBase: Int { get }
```