June 2016
Beginner to intermediate
292 pages
6h 8m
English
Content preview from Mastering JavaScript Object-Oriented ProgrammingBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 3. Working with Encapsulation and Information Hiding
In this chapter, we will explore the relationship between encapsulation and information hiding, and we will see the different approaches to implement the visibility and accessibility of members of a JavaScript object. The following topics will be addressed in this chapter:
- Public and private properties
- Scope and closure
- Techniques to protect private members
- Getters, setters, and property descriptors
- Property definition in ES6 classes
Encapsulation and information hiding
Encapsulation is one of the basic principles of the OOP paradigm. It allows us to bundle it into one object both data and functionalities that operate on that data.
Using the methods exposed by the object to manipulate the data, ...
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