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Go Programming - From Beginner to Professional

You're reading from   Go Programming - From Beginner to Professional Learn everything you need to build modern software using Go

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Product type Paperback
Published in Mar 2024
Publisher Packt
ISBN-13 9781803243054
Length 680 pages
Edition 2nd Edition
Languages
Tools
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Author (1):
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Samantha Coyle Samantha Coyle
Author Profile Icon Samantha Coyle
Samantha Coyle
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Table of Contents (30) Chapters Close

Preface 1. Part 1: Scripts
2. Chapter 1: Variables and Operators FREE CHAPTER 3. Chapter 2: Command and Control 4. Chapter 3: Core Types 5. Chapter 4: Complex Types 6. Part 2: Components
7. Chapter 5: Functions – Reduce, Reuse, and Recycle 8. Chapter 6: Don’t Panic! Handle Your Errors 9. Chapter 7: Interfaces 10. Chapter 8: Generic Algorithm Superpowers 11. Part 3: Modules
12. Chapter 9: Using Go Modules to Define a Project 13. Chapter 10: Packages Keep Projects Manageable 14. Chapter 11: Bug-Busting Debugging Skills 15. Chapter 12: About Time 16. Part 4: Applications
17. Chapter 13: Programming from the Command Line 18. Chapter 14: File and Systems 19. Chapter 15: SQL and Databases 20. Part 5: Building For The Web
21. Chapter 16: Web Servers 22. Chapter 17: Using the Go HTTP Client 23. Part 6: Professional
24. Chapter 18: Concurrent Work 25. Chapter 19: Testing 26. Chapter 20: Using Go Tools 27. Chapter 21: Go in the Cloud 28. Index 29. Other Books You May Enjoy

Introduction

The ability to write code in a way that is easy to maintain and iterate on is a vital skill for an engineer. This means crafting it so that it may be reused, easily expanded upon, and understood by others. Go makes it easy to keep code clean and readable, and separate logical chunks together. The first major way of writing code that is easy to reduce, reuse, and recycle is through the use of functions.

Functions are a core part of many languages and Go is no exception. A function is a section of code that has been declared to perform a task. Go functions can have zero or more inputs and outputs. One feature that sets Go apart from other programming languages is the multiple return values; most programming languages are limited to one return value. This leads into Go’s flexibility and the ability for developers to continuously write adaptable code.

In the following section, we will see some features of Go functions that differ from other languages, such as...

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