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Learning C# 7 By Developing Games with Unity 2017

You're reading from   Learning C# 7 By Developing Games with Unity 2017 Learn C# Programming by building fun and interactive games with Unity

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Product type Paperback
Published in Dec 2017
Publisher Packt
ISBN-13 9781788478922
Length 290 pages
Edition 3rd Edition
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Authors (2):
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 DaGraça DaGraça
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DaGraça
Grzegorz Lukosek Grzegorz Lukosek
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Grzegorz Lukosek
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Table of Contents (23) Chapters Close

Title Page
Credits
About the Authors
About the Authors
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface
1. Discovering Your Hidden Scripting Skills and Getting Your Environment Ready FREE CHAPTER 2. Introducing the Building Blocks for Unity Scripts 3. Getting into the Details of Variables 4. Getting into the Details of Methods 5. Lists, Arrays, and Dictionaries 6. Loops 7. Object, a Container with Variables and Methods 8. Let's Make a Game! – from Idea to Development 9. Starting Your First Game 10. Writing GameManager 11. The Game Level 12. The User Interface 13. Collectables 14. Enemies 15. Audio, 3D Games, and Export

Dictionaries


When we talk about collection data, we need to mention Dictionaries. A Dictionary is similar to a List. However, instead of accessing a certain element by index value, we use a string called key.

The Dictionary that you will probably be using the most often is called Hashtable. Feel free to dive into the C# documentation after reading this chapter to discover all the bits of this powerful class.

Here are a few key properties of Hashtable:

  • Hashtable can be resized dynamically, like List<T> and ArrayList
  • Hashtable can store multiple data types at the same type, like ArrayList
  • A public member Hashtable isn't visible in the Unity Inspector panel due to default inspector limitations

I want to make sure that you won't feel confused, so I will go straight to a simple example:

Accessing values

To access a specific key in the Hashtable, you must know the string key the value is stored under. Remember, the key is the first value in the brackets when adding an element to Hashtable. Ideally...

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