Returns the found string that is created by conceptually mapping its content to a single string, which is composed of a concatenation of all its substrings.
- macOS 10.7+
The given character index the client should return.
Returns, by reference, the "effective range" of that substring in the full conceptually concatenated string
Returns, by-reference, whether the substring ends with a "search boundary", meaning that NSTextFinder should not attempt to find any matches that overlap this boundary.
Returns the found string.
NSText for more information.