Карта сайта Интеллектуальная поисковая системаДобавить свою ссылку по ключевому запросуПоисковая система v3.kz поможет ускорить индексацию вашего сайта выводит в Топ |
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Справочник по Objective-c. Протокол. Протокол соответствует понятию интерфейс в языке джава или классу с одними чисто виртуальными методами в С++. can @protocol extend @protocol ? @protocol Prot1 : Prot2 @end. like in java: public interface Interface1 extends Interface2 { }. The syntax for creating a protocol that implements another protocol is as such: @protocol NewProtocol <OldProtocol> - (void)foo; @end. If you want to call a method in NewProtocol on a pointer typed as OldProtocol you can either call respondsToSelector: If ([object respondsToSelector... Class extensions are often used to extend the public interface with additional private methods or properties for use Exploring how to code for iOS in Swift and Objective-C. Categories can compartmentalize a class definition or extend an existing one. Protocols declare methods that can be implemented by any class. The chapter also explains how static typing works and takes up some lesser used features of Objective-C... Extending Protocols With Default Implementations. With protocol extensions, you can define default behavior for a protocol. TAGS: Redeclaring extending typedef defined Objective protocol. How to extend Objective-C classes and implement protocol from JavaScript. Extended Objective-C. Here’s a library of language extensions worth looking into Информация взята v3.kz |
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