Initializer

init(from:)

Creates a new instance by decoding from the given decoder.

Declaration

init(from decoder: Decoder) throws
Available when Wrapped conforms to Decodable.

Parameters

decoder

The decoder to read data from.

Discussion

This initializer throws an error if reading from the decoder fails, or if the data read is corrupted or otherwise invalid.

Relationships

From Protocol

See Also

Encoding and Decoding

func encode(to: Encoder)

Encodes this optional value into the given encoder.