Returns the number (in terms of UTF-16 code pairs) of Unicode characters in a string.
- iOS 2.0+
- macOS 10.0+
- Mac Catalyst 13.0+Beta
- tvOS 9.0+
- watchOS 2.0+
The number (in terms of UTF-16 code pairs) of characters stored in
Fetches a range of the characters from a string into a byte buffer after converting the characters to a specified encoding.
Copies the character contents of a string to a local C string buffer after converting the characters to a given encoding.
Quickly obtains a pointer to a C-string buffer containing the characters of a string in a given encoding.
Copies the character contents of a CFString object to a local Pascal string buffer after converting the characters to a requested encoding.
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