A set of Unicode character values for use in search operations.
- iOS 7.0+
- macOS 10.9+
- tvOS 9.0+
- watchOS 2.0+
- Xcode 8.0+
Character represents a set of Unicode-compliant characters. Foundation types use
Character to group characters together for searching operations, so that they can find any of a particular set of characters during a search.
This type provides “copy-on-write” behavior, and is also bridged to the Objective-C