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# CFCharacterSetCreateWithCharactersInString(_:_:)

Creates a new character set with the values in the given string.

```
func CFCharacterSetCreateWithCharactersInString(_ alloc: CFAllocator!, _ theString: CFString!) -> CFCharacterSet!
```

## Parameters

`alloc`

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

`theString`

A string containing the characters for the new set.

## Return Value

A new character set containing the characters from `theString`. 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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