Objective-C Language Reference

The Objective-C programming language is a powerful programming language. This section documents its features, and is intended as a companion to <cppreference.com>.

Contents

• Basic Types
• Classes
• Properties
• Lightweight Generics
• String literals
• Dynamic literals
• Fast enumeration
• Exceptions
• Attributes
• NS_ENUM macros
  • NS_CLOSED_ENUM / CF_CLOSED_ENUM
  • NS_ENUM / CF_ENUM
  • NS_ERROR_ENUM / CF_ERROR_ENUM
• Traditional Message Forwarding
• Modules
• Getting Environment Information
• Language Versions

Notation of grammar in this section

Actual code is notated in code font. [Brackets] are used for noting optional parts.