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Abstraction is a fundamental concept in computer science and software engineering, especially within the object-oriented programming paradigm. [3] Examples of this include: the usage of abstract data types to separate usage from working representations of data within programs ; [ 4 ]
Among other developments was the Common Lisp Object System, which integrates functional programming and object-oriented programming and allows extension via a Meta-object protocol. In the 1980s, there were a few attempts to design processor architectures that included hardware support for objects in memory but these were not successful.
A general-purpose programming language that is class-based, object-oriented [131] (although not a pure OO language [132]), and designed to have as few implementation dependencies as possible. It is intended to let application developers " write once, run anywhere " (WORA), [ 133 ] meaning that compiled Java code can run on all platforms that ...
In computing, an object-oriented user interface (OOUI) is a type of user interface based on an object-oriented programming metaphor, and describes most modern operating systems ("object-oriented operating systems") such as MacOS and Windows. In an OOUI, the user interacts explicitly with objects that represent entities in the domain that the ...
Object-oriented languages model subset/superset relationships using inheritance. [69] Object-oriented programming became the dominant language paradigm by the late 1990s. [65] C++ (1985) was originally called "C with Classes". [70] It was designed to expand C's capabilities by adding the object-oriented facilities of the language Simula. [71]
Object-oriented analysis and design (OOAD) is a technical approach for analyzing and designing an application, system, or business by applying object-oriented programming, as well as using visual modeling throughout the software development process to guide stakeholder communication and product quality.
In object-oriented programming, code is organized into objects that contain state that is owned by and (usually) controlled by the code of the object. Most object-oriented languages are also imperative languages. In object-oriented programming, programs are treated as a set of interacting objects.
In object-oriented programming, a class defines the shared aspects of objects created from the class. The capabilities of a class differ between programming languages , but generally the shared aspects consist of state ( variables ) and behavior ( methods ) that are each either associated with a particular object or with all objects of that class.