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# CFCharacterSetCreateWithCharactersInRange(_:_:)

Creates a new character set with the values from the given range of Unicode characters.

```
func CFCharacterSetCreateWithCharactersInRange(_ alloc: CFAllocator!, _ theRange: CFRange) -> CFCharacterSet!
```

## Parameters

`alloc`

The allocator to use to allocate memory for the new object. Pass `NULL` or kCFAllocatorDefault to use the current default allocator.

`theRange`

The Unicode range of characters of the new character set. The function accepts the range in 32-bit in the UTF-32 format. The valid character point range is from 0x00000 to 0x10FFFF.

## Return Value

A new character set that contains a contiguous range of Unicode characters. Ownership follows the [The Create Rule](https://developer.apple.com/library/archive/documentation/CoreFoundation/Conceptual/CFMemoryMgmt/Concepts/Ownership.html#//apple_ref/doc/uid/20001148-103029).

## Discussion

---

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