Encapsulation: it is the hiding and modularization of information. It is a method to separate the interface from the implementation. In the study of computer language, we have encapsulated data and function. Object encapsulation encapsulates the data and its operations into a whole object, so that the program can access or mod ...
Posted by EnDee321 on Wed, 09 Mar 2022 09:36:23 +0100
A concept of encapsulation
In fact, packaging is everywhere in our life, such as televisions, computers, mobile phones and other items. Usually, we can only see the external shape and use the functions provided by them, but we can't see the complex hardware composition inside. These are encapsulated and can't be seen by us. We can avoid so ...
Posted by GundamSV7 on Sun, 06 Mar 2022 06:09:38 +0100
1, What is object-oriented
The idea of object-oriented (OO) is very important for software development. Its concept and application have even gone beyond program design and software development, and extended to fields such as database system, interactive interface, application structure, application platform, distributed system, network manage ...
Posted by discomatt on Fri, 04 Mar 2022 05:10:34 +0100
Three features of Java (encapsulation / Inheritance / polymorphism)
Benefits of encapsulation:
Hide information (permissions) and provide specific method accessEasy to add control statementsConvenient modification and Implementation
Specific performance of packaging:
Attributes are decorated with private The method is mo ...
Posted by mysqlnewjack on Thu, 17 Feb 2022 08:32:38 +0100
Reference: Object oriented encapsulation
The core of the three object-oriented features
Encapsulation < - > consolidation
Hide encapsulated attributes
How to hide attributes: add before the attribute name__ Prefix, you will achieve an external hidden attribute effect
__x = 1
Posted by Ryyo on Sat, 15 Jan 2022 14:13:52 +0100
1.1 what is encapsulation
Encapsulation, i.e. hiding**object**of**Properties and implementation details**，Public only**Interface**(method/Function), which is controlled in the program**Read and modify properties**of**Access level**；Combine the abstract data and behavior (or function) to form an organic whole, that is, comb ...
Posted by Deivas on Thu, 30 Dec 2021 14:24:24 +0100
1. Classes and Objects
A comparison of object-oriented and process-oriented ideas:
Process Oriented: A process-centric programming idea in which each step of functionality is achieved by itself
Object-oriented: An object-centric programming idea that implements specific functions by directing objects
1.1 Relationship between Classes and Obj ...
Posted by malam on Wed, 08 Dec 2021 18:40:39 +0100
1, Background introductionThere are many split services in the distributed system. In the process of continuous iterative upgrading, the following common thorny situations will occur:For the version upgrade of a technical component, depending on the package upgrade leads to the expiration of some syntax or API, or the component fixes urgent vul ...
Posted by pohopo on Mon, 22 Nov 2021 01:25:14 +0100