Go Programming Tutorial

Learn Go from basics to advanced concepts

🚀 Welcome to Go Programming!

Go is a fast, simple programming language created by Google. Perfect for beginners, it's designed for building reliable and efficient software with clean, readable syntax that's easy to learn. 


package main

import "fmt"

func main() {
    fmt.Println("Hello, Go World!")
}

Output:

Hello, Go World!

Why Learn Go?

⚡

Fast & Efficient

Compiles quickly to machine code 

// Compiles in seconds
go build main.go
🎯

Simple Syntax

Easy to read and write 

name := "Alice"
age := 25
🔧

Built-in Tools

Formatting, testing, documentation 

go fmt
go test
go doc
🌐

Great for Web

Perfect for servers and APIs 

http.HandleFunc("/", handler)
http.ListenAndServe(":8080", nil)

🔹 What You'll Learn

This tutorial covers everything you need to start programming in Go:

Tutorial Contents:

  • Go Introduction: What is Go and why use it?
  • Get Started: Install Go and write your first program
  • Go Syntax: Variables, functions, and basic structure
  • Go Comments: Document your code properly

🔹 Quick Example

Here's a simple Go program that demonstrates basic concepts: 

package main

import "fmt"

func main() {
    // Variables
    name := "Go Programmer"
    age := 30
    
    // Print message
    fmt.Printf("Hello, I'm a %s and I'm %d years old!\n", name, age)
    
    // Function call
    result := add(10, 20)
    fmt.Println("10 + 20 =", result)
}

func add(a, b int) int {
    return a + b
}

Output:

Hello, I'm a Go Programmer and I'm 30 years old!

10 + 20 = 30

🧠 Test Your Knowledge

Which company created the Go programming language?