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Hands-On Full Stack Development with Go

You're reading from   Hands-On Full Stack Development with Go Build full stack web applications with Go, React, Gin, and GopherJS

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Product type Paperback
Published in Mar 2019
Publisher Packt
ISBN-13 9781789130751
Length 324 pages
Edition 1st Edition
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Author (1):
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Mina Andrawos Mina Andrawos
Author Profile Icon Mina Andrawos
Mina Andrawos
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Table of Contents (15) Chapters Close

Preface 1. Section 1: The Go Language FREE CHAPTER
2. Welcome to Full Stack Go 3. Building Blocks of the Go Language 4. Go Concurrency 5. Section 2: The Frontend
6. Frontend with React.js 7. Building a Frontend for GoMusic 8. Section 3: Web APIs and Middleware in Go
9. RESTful Web APIs in Go with the Gin Framework 10. Advanced Web Go Applications with Gin and React 11. Testing and Benchmarking Your Web API 12. Introduction to Isomorphic Go with GopherJS 13. Where to Go from Here? 14. Other Books You May Enjoy

Conditional statements and loops

In Go, there are two keywords for conditional statements—if, and switch. Let's take a practical look at each one of them.

The if statement

The if statement looks like this:

if <condition>{
}

So, let's assume we want to compare whether a value, x, is equal to 10. Here is what the syntax would look like:

if x == 10{
}

In Go, you can also execute some initialization in your if statement. Here is what this syntax would look like:

if x := getX(); x == 5{
}

Like other programming languages, an if statement is never complete without an else clause. Here is what an if else looks like in Go:

if x==5{
}else{
}

How about an else clause with a condition?

if x == 5{
}else if x >10{
}...
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