A type that can be converted to and from a coding key.
- iOS 15.4+
- macOS 12.3+
- tvOS 15.4+
- watchOS 8.5+
CodingKeyRepresentable type, you can losslessly convert between a custom type and a
Conforming a type to
CodingKeyRepresentable lets you opt in to encoding and decoding
Dictionary values keyed by the conforming type to and from a keyed container, rather than encoding and decoding the dictionary as an unkeyed container of alternating key-value pairs.