Instance Method インスタンスメソッド

dictionaryWithValuesForKeys:

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

Declaration 宣言 

- (NSDictionary<NSString *,id> *)dictionaryWithValuesForKeys:(NSArray<NSString *> *)keys;

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 valueForKey: 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

- valueForKey:
Returns the value for the property identified by a given key.
- valueForKeyPath:
Returns the value for the derived property identified by a given key path.
- valueForUndefinedKey:
Invoked by valueForKey: when it finds no property corresponding to a given key.
- mutableArrayValueForKey:
Returns a mutable array proxy that provides read-write access to an ordered to-many relationship specified by a given key.
- mutableArrayValueForKeyPath:
Returns a mutable array that provides read-write access to the ordered to-many relationship specified by a given key path.
- mutableSetValueForKey:
Returns a mutable set proxy that provides read-write access to the unordered to-many relationship specified by a given key.
- mutableSetValueForKeyPath:
Returns a mutable set that provides read-write access to the unordered to-many relationship specified by a given key path.
- mutableOrderedSetValueForKey:
Returns a mutable ordered set that provides read-write access to the uniquing ordered to-many relationship specified by a given key.
- mutableOrderedSetValueForKeyPath:
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

- setValuesForKeysWithDictionary:
Sets properties of the receiver with values from a given dictionary, using its keys to identify the properties.