Book Image

Learning C# 7 By Developing Games with Unity 2017 - Third Edition

Book Image

Learning C# 7 By Developing Games with Unity 2017 - Third Edition

Overview of this book

Do you want to learn C# programming by creating fun and interactive games using the latest Unity 2017 platform? If so, look no further; this is the right book for you. Get started with programming C# so you can create 2D and 3D games in Unity. We will walk you through the basics to get you started with C# 7 and its latest features. Then, explore the use of C# 7 and its latest functional programming capabilities to create amazing games with Unity 2017. You will create your first C# script for Unity, add objects into it, and learn how to create game elements with it. Work with the latest functional programming features of C# and leverage them for great game scripting. Throughout the book, you will learn to use the new Unity 2017 2D tool set and create an interactive 2D game with it. You will make enemies appear to challenge your player, and discover some optimization techniques for great game performance. At the end, you will learn how to transform a 2D game into 3D, and you will be able to skill up to become a pro C# programmer with Unity 2017!
Table of Contents (23 chapters)
Title Page
Credits
About the Authors
About the Authors
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface

ArrayList


We definitely know how to use lists now. We also know how to declare a new list and add, remove, and retrieve elements. Moreover, you have learned that the data stored in List<T> must be of the same type across all elements. Let's throw a little curveball.

ArrayList is basically List<T> without a specified type of data. This means that we can store whatever objects we want. Storing elements of different types is also possible. ArrayList is very flexible.

Take a look at the following example to understand what ArrayList can look like:

You have probably noticed that ArrayList also supports all common operations, such as .Add(). Lines 12 to 15 add different elements into the array. The first two are of the integer type, the third is a string type, and the last one is a GameObject. All mixed types of elements in one variable!

When using ArrayList, you might need to check what type of element is under a specific index to know how to treat it in code. Unity provides a very useful...