---
title: "init(range:)"
framework: foundation
role: symbol
role_heading: Initializer
path: "foundation/nsmutablecharacterset/init(range:)"
---

# init(range:)

Returns a character set containing characters with Unicode values in a given range.

## Declaration

```swift
init(range aRange: NSRange)
```

## See Also

### Creating Custom Character Sets

- [init(charactersIn:)](foundation/nsmutablecharacterset/init(charactersin:).md)
- [init(bitmapRepresentation:)](foundation/nsmutablecharacterset/init(bitmaprepresentation:).md)
- [init(contentsOfFile:)](foundation/nsmutablecharacterset/init(contentsoffile:).md)