Instance Method インスタンスメソッド

valueForKey:

Returns the value for the property identified by a given key.

Declaration 宣言 

- (id)valueForKey:(NSString *)key;

Parameters パラメータ

key

The name of one of the receiver's properties.

Return Value 戻り値

The value for the property identified by key.

Discussion 解説

The search pattern that valueForKey: uses to find the correct value to return is described in Accessor Search Patterns in Key-Value Coding Programming Guide.

See Also 参照

Getting Values 値を取得する

- valueForKeyPath:
Returns the value for the derived property identified by a given key path.
- dictionaryWithValuesForKeys:
Returns a dictionary containing the property values identified by each of the keys in a given array.
- 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

Key-Value Coding Programming Guide