A concrete container that provides a view into a decoder’s storage, making the encoded properties of a decodable type accessible by keys.
SDK
Framework
struct KeyedDecodingContainer<K> where K : CodingKey
init<Container>(Container)Creates a new instance with the given container.
var allKeys : [K]All the keys the decoder has for this container.
var codingPath : [CodingKey] The path of coding keys taken to get to this point in decoding.
func contains(KeyedDecodingContainer<K>.Key) -> Bool Returns a Boolean value indicating whether the decoder contains a value associated with the given key.
func decode(Double.Type, forKey : KeyedDecodingContainer<K>.Key) -> Double Decodes a value of the given type for the given key.
func decode(UInt64.Type, forKey : KeyedDecodingContainer<K>.Key) -> UInt64 Decodes a value of the given type for the given key.
func decode(Int64.Type, forKey : KeyedDecodingContainer<K>.Key) -> Int64 Decodes a value of the given type for the given key.
func decode(UInt16.Type, forKey : KeyedDecodingContainer<K>.Key) -> UInt16 Decodes a value of the given type for the given key.
func decode(String.Type, forKey : KeyedDecodingContainer<K>.Key) -> String Decodes a value of the given type for the given key.
func decode(Int32.Type, forKey : KeyedDecodingContainer<K>.Key) -> Int32 Decodes a value of the given type for the given key.
func decode(Bool.Type, forKey : KeyedDecodingContainer<K>.Key) -> Bool Decodes a value of the given type for the given key.
func decode<T>(T.Type, forKey : KeyedDecodingContainer<K>.Key) -> T Decodes a value of the given type for the given key.
func decode(UInt8.Type, forKey : KeyedDecodingContainer<K>.Key) -> UInt8 Decodes a value of the given type for the given key.
func decode(UInt32.Type, forKey : KeyedDecodingContainer<K>.Key) -> UInt32 Decodes a value of the given type for the given key.
func decode(Int8.Type, forKey : KeyedDecodingContainer<K>.Key) -> Int8 Decodes a value of the given type for the given key.
func decode(Float.Type, forKey : KeyedDecodingContainer<K>.Key) -> Float Decodes a value of the given type for the given key.
func decode(Int.Type, forKey : KeyedDecodingContainer<K>.Key) -> Int Decodes a value of the given type for the given key.
func decode(Int16.Type, forKey : KeyedDecodingContainer<K>.Key) -> Int16 Decodes a value of the given type for the given key.
func decode(UInt.Type, forKey : KeyedDecodingContainer<K>.Key) -> UInt Decodes a value of the given type for the given key.
func decodeIfPresent (Int.Type, forKey : KeyedDecodingContainer<K>.Key) -> Int? Decodes a value of the given type for the given key, if present.
func decodeIfPresent (Bool.Type, forKey : KeyedDecodingContainer<K>.Key) -> Bool? Decodes a value of the given type for the given key, if present.
func decodeIfPresent (String.Type, forKey : KeyedDecodingContainer<K>.Key) -> String? Decodes a value of the given type for the given key, if present.
func decodeIfPresent (UInt32.Type, forKey : KeyedDecodingContainer<K>.Key) -> UInt32? Decodes a value of the given type for the given key, if present.
func decodeIfPresent (UInt16.Type, forKey : KeyedDecodingContainer<K>.Key) -> UInt16? Decodes a value of the given type for the given key, if present.
func decodeIfPresent (UInt64.Type, forKey : KeyedDecodingContainer<K>.Key) -> UInt64? Decodes a value of the given type for the given key, if present.
func decodeIfPresent (UInt.Type, forKey : KeyedDecodingContainer<K>.Key) -> UInt? Decodes a value of the given type for the given key, if present.
func decodeIfPresent (Int64.Type, forKey : KeyedDecodingContainer<K>.Key) -> Int64? Decodes a value of the given type for the given key, if present.
func decodeIfPresent (UInt8.Type, forKey : KeyedDecodingContainer<K>.Key) -> UInt8? Decodes a value of the given type for the given key, if present.
func decodeIfPresent (Int8.Type, forKey : KeyedDecodingContainer<K>.Key) -> Int8? Decodes a value of the given type for the given key, if present.
func decodeIfPresent (Int32.Type, forKey : KeyedDecodingContainer<K>.Key) -> Int32? Decodes a value of the given type for the given key, if present.
func decodeIfPresent <T>(T.Type, forKey : KeyedDecodingContainer<K>.Key) -> T? Decodes a value of the given type for the given key, if present.
func decodeIfPresent (Double.Type, forKey : KeyedDecodingContainer<K>.Key) -> Double? Decodes a value of the given type for the given key, if present.
func decodeIfPresent (Float.Type, forKey : KeyedDecodingContainer<K>.Key) -> Float? Decodes a value of the given type for the given key, if present.
func decodeIfPresent (Int16.Type, forKey : KeyedDecodingContainer<K>.Key) -> Int16? Decodes a value of the given type for the given key, if present.
func decodeNil (forKey : KeyedDecodingContainer<K>.Key) -> Bool Decodes a null value for the given key.
func nestedContainer <NestedKey>( keyedBy : NestedKey.Type, forKey : KeyedDecodingContainer<K>.Key) -> KeyedDecodingContainer<NestedKey> Returns the data stored for the given key as represented in a container keyed by the given key type.
func nestedUnkeyedContainer (forKey : KeyedDecodingContainer<K>.Key) -> UnkeyedDecodingContainer Returns the data stored for the given key as represented in an unkeyed container.
func superDecoder () -> DecoderReturns a Decoder instance for decoding super from the container associated with the default super key.
func superDecoder (forKey : KeyedDecodingContainer<K>.Key) -> Decoder Returns a Decoder instance for decoding super from the container associated with the given key.
protocol SingleValueDecodingContainer A container that can support the storage and direct decoding of a single nonkeyed value.
protocol KeyedDecodingContainerProtocol A type that provides a view into a decoder’s storage and is used to hold the encoded properties of a decodable type in a keyed manner.
protocol UnkeyedDecodingContainer A type that provides a view into a decoder’s storage and is used to hold the encoded properties of a decodable type sequentially, without keys.