What do you need to know about Objective C?

What do you need to know about Objective C?

This tutorial will teach you all about Objective-C programming from very basic for beginner to advance. Objective-C is an object-oriented language, was developed on the top of C Programming language by adding the features of Small Talk programming, making it an object-oriented language.

What do data types mean in Objective C?

Objective-C 24 In the Objective-C programming language, data types refer to an extensive system used for declaring variables or functions of different types. The type of a variable determines how much space it occupies in storage and how the bit pattern stored is interpreted.

Who is the creator of the Objective C language?

Objective C is a language that is a combination of Smalltalk and C programming language. This language was designed by Brad Cox in 1980 and licensed in 1988. In 1996 Apple computer acquired NeXTSTEP and embedded the written library for NeXTSTEP OS into the core MacOS X.

Objective-C Runtime Programming Guide describes aspects of the Objective-C runtime and how you can use it. Objective-C Runtime Reference describes the data structures and functions of the Objective-C runtime support library. Your programs can use these interfaces to interact with the Objective-C runtime system.

How is the class interface defined in Objective-C?

In Objective-C, the class interface specifies exactly how a given type of object is intended to be used by other objects. In other words, it defines the public interface between instances of the class and the outside world. Some classes define objects that are immutable.

Which is the extension type for Objective C?

File extensions should be as follows: Extension Type .h C/C++/Objective-C header file .m Objective-C implementation file .mm Objective-C++ implementation file .cc Pure C++ implementation file

How are objects defined in Objective-C for iOS?

When you write software for OS X or iOS, most of your time is spent working with objects. Objects in Objective-C are just like objects in other object-oriented programming languages: they package data with related behavior.