Finds a token that includes the character at a given index, and set it as the current token.
- iOS 3.0+
- macOS 10.5+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 2.0+
- Core Foundation
A CFStringTokenizer object.
The index of a character in the string for
The type of the token if the tokenizer succeeded in finding a token and setting it as the current token. Returns
k if the tokenizer failed to find a token. For possible values, see
You can obtain the range and attribute of the token calling
CFString. If the token is a compound (with type
k), you can obtain its subtokens and (or) derived subtokens by calling