A type that can decode itself from an external representation.



init(from: Decoder)

Creates a new instance by decoding from the given decoder.


See Also

Custom Encoding and Decoding

Encoding and Decoding Custom Types

Make your data types encodable and decodable for compatibility with external representations such as JSON.

typealias Codable

A type that can convert itself into and out of an external representation.

protocol Encodable

A type that can encode itself to an external representation.

protocol CodingKey

A type that can be used as a key for encoding and decoding.

struct CodingUserInfoKey

A user-defined key for providing context during encoding and decoding.