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In software development, an object is an entity that has state, behavior, and identity. [ 1 ] : 78 An object can model some part of reality or can be an invention of the design process whose collaborations with other such objects serve as the mechanisms that provide some higher-level behavior.
In linguistics, an object is any of several types of arguments. [1] In subject-prominent, nominative-accusative languages such as English, a transitive verb typically distinguishes between its subject and any of its objects, which can include but are not limited to direct objects, [2] indirect objects, [3] and arguments of adpositions (prepositions or postpositions); the latter are more ...
Object-orientation (disambiguation), in which concepts are represented as objects Object-oriented programming (OOP), in which an object is an instance of a class or array; Object (IBM i), the fundamental unit of data storage in the IBM i operating system; Object file, the output of a compiler or other translator program (also known as "object ...
Objects can contain other objects in their instance variables; this is known as object composition. For example, an object in the Employee class might contain (either directly or through a pointer) an object in the Address class, in addition to its own instance variables like "first_name" and "position".
An object may be composed of components. A component is an object completely within the boundary of a containing object. A living thing may be an object, and is distinguished from non-living things by the designation of the latter as inanimate objects. Inanimate objects generally lack the capacity or desire to undertake actions, although humans ...
Objects differ from properties in that objects cannot be referred to by predicates. Some philosophers include abstract objects as counting as objects, while others do not. Terms similar to such usage of object include substance, individual, and particular. [3] There are two definitions of object. The first definition holds that an object is an ...
An object must be explicitly created based on a class and an object thus created is considered to be an instance of that class. An object is similar to a structure , with the addition of method pointers, member access control, and an implicit data member which locates instances of the class (i.e., objects of the class) in the class hierarchy ...
There is a Microsoft Excel object model for controlling Microsoft Excel from another program, and the ASCOM Telescope Driver is an object model for controlling an astronomical telescope. An object model consists of the following important features: Object reference Objects can be accessed via object references.