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Android Programming with Kotlin for Beginners
book

Android Programming with Kotlin for Beginners

by John Horton
April 2019
Beginner to intermediate content levelBeginner to intermediate
698 pages
15h 15m
English
Packt Publishing
Content preview from Android Programming with Kotlin for Beginners

Visibility modifiers

Visibility modifiers are used to control the access/visibility of variables, functions, and even whole classes. As we will see, it is possible to have variables, functions, and classes with different levels of access depending upon where in the code the access is being attempted from. This allows the designers of a class to practice good encapsulation and make just the functionality and data they choose available to users of the class. As a slightly contrived but useful example, the designers of a class used to talk to a satellite and get GPS data wouldn't allow access to the dropOutOfTheSky function.

These are the four access modifiers in Kotlin.

Public

Declaring classes, functions, and properties as public means that they ...

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Publisher Resources

ISBN: 9781789615401Supplemental Content