October 2021
Intermediate to advanced
500 pages
16h 23m
English
Content preview from Kotlin Programming: The Big Nerd Ranch Guide, 2nd Edition
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16 Objects, Data Classes, and Enums
In the last three chapters, you learned how to use object-oriented programming principles to build meaningful relationships between objects.
Despite the variety of ways they can be initialized, all the classes that you have worked with thus far have been declared with the same class keyword.
This chapter introduces object declarations as well as other types of classes: nested classes, data classes, and enum classes.
As you will see, each has its own declaration syntax and unique characteristics.
By the end of this chapter, your hero will be able to walk from room to room around the world of NyetHack – and your program will be well organized to support the enhancements coming in later chapters. ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.