Instance Method インスタンスメソッド

dictionaryWithValues(forKeys:)

Returns a dictionary containing the property values identified by each of the keys in a given array.

Declaration 宣言 

func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]

Parameters パラメータ

keys

An array containing NSString objects that identify properties of the receiver.

Return Value 戻り値

A dictionary containing as keys the property names in keys, with corresponding values being the corresponding property values.

Discussion 解説

The default implementation invokes value(forKey:) for each key in keys and substitutes NSNull values in the dictionary for returned nil values.

See Also 参照

Getting Values 値を取得する

func value(forKey: String) -> Any?
Returns the value for the property identified by a given key.
func value(forKeyPath: String) -> Any?
Returns the value for the derived property identified by a given key path.
func value(forUndefinedKey: String) -> Any?
Invoked by value(forKey:) when it finds no property corresponding to a given key.
func mutableArrayValue(forKey: String) -> NSMutableArray
Returns a mutable array proxy that provides read-write access to an ordered to-many relationship specified by a given key.
func mutableArrayValue(forKeyPath: String) -> NSMutableArray
Returns a mutable array that provides read-write access to the ordered to-many relationship specified by a given key path.
func mutableSetValue(forKey: String) -> NSMutableSet
Returns a mutable set proxy that provides read-write access to the unordered to-many relationship specified by a given key.
func mutableSetValue(forKeyPath: String) -> NSMutableSet
Returns a mutable set that provides read-write access to the unordered to-many relationship specified by a given key path.
func mutableOrderedSetValue(forKey: String) -> NSMutableOrderedSet
Returns a mutable ordered set that provides read-write access to the uniquing ordered to-many relationship specified by a given key.
func mutableOrderedSetValue(forKeyPath: String) -> NSMutableOrderedSet
Returns a mutable ordered set that provides read-write access to the uniquing ordered to-many relationship specified by a given key path.

Related Documentation 関連文書

func setValuesForKeys([String : Any])
Sets properties of the receiver with values from a given dictionary, using its keys to identify the properties.