Hello World#

Hello World is often the first program written by developers when learning a new programming language. It serves as a simple introduction to the syntax and structure of the language. The program typically outputs the phrase “Hello World” to the console or screen.

Why Developers Use “Hello World”#

Simplicity: It is a straightforward program that doesn’t require complex logic or structures.
Syntax Familiarization: Helps developers get acquainted with the basic syntax of a new language.
Environment Setup: Ensures that the development environment is correctly configured.

Examples in Different Programming Languages#

Python#

print("Hello World")

JavaScript#

console.log("Hello World");

Java#

public class HelloWorld {
    public static void main(String[] args) {
        System.out.println("Hello World");
    }
}

C++#

#include <iostream>

int main() {
    std::cout << "Hello World" << std::endl;
    return 0;
}

Go#

package main

import "fmt"

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

Ruby#

puts "Hello World"

These examples demonstrate how “Hello World” can be implemented in various programming languages, providing a starting point for further exploration and learning.