The fastest encoding to which the receiver may be converted without loss of information.
- iOS 2.0+
- macOS 10.0+
- Mac Catalyst 13.0+Beta
- tvOS 9.0+
- watchOS 2.0+
“Fastest” applies to retrieval of characters from the string. This encoding may not be space efficient.
Working with Encodings
Returns a zero-terminated list of the encodings string objects support in the application’s environment.
Returns the C-string encoding assumed for any method accepting a C string as an argument.
Returns a Boolean value that indicates whether the receiver can be converted to a given encoding without loss of information.
NSData object containing a representation of the receiver encoded using a given encoding.
The smallest encoding to which the receiver can be converted without loss of information.
The following constants are provided by
NSString as possible string encodings.
NSString Handling Exception Names
These constants define the names of exceptions raised if
NSString cannot represent a string in a given encoding, or parse a string as a property list.
This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.Learn more about using Apple's beta software