Search Results
Web results
Oct 27, 2016 - Key-value coding is a mechanism enabled by the NSKeyValueCoding informal protocol that objects adopt to provide indirect access to their ...
Apr 6, 2018 - A collection of short articles on the core concepts, patterns, and mechanisms in Cocoa programming.
People also ask
Web results
Oct 27, 2016 - Conceptual information about how to access a Cocoa object's values using keys.
Oct 27, 2016 - When adopting key-value coding for an object, you rely on the default implementation of the NSKeyValueCoding protocol by having your object ...
Oct 27, 2016 - When you send a key-value coding compliant object the valueForKeyPath: message, you can embed a collection operator in the key path.
Oct 27, 2016 - Follow the steps summarized in this section to ensure your objects are key-value coding compliant. See the previous sections for details.
Oct 27, 2016 - When you implement the collection methods in your object, the default implementation of the key-value getter returns a proxy object that calls ...
Oct 27, 2016 - Although you rarely modify this default search, it can be helpful to understand how it works, both for tracing the behavior of key-value coded ...
Sep 13, 2016 - At a Glance. Key-value observing provides a mechanism that allows objects to be notified of changes to specific properties of other objects.
Key-value observing is a Cocoa programming pattern you use to notify objects about changes to properties of other objects. It's useful for communicating ...