In Python:

print("Hello, World!")

Javascript:

console.log("Hello, World!");

Ruby:

puts "Hello, World!"

PHP:

echo "Hello, World!";

Linguaggi Compilati e Interpretati come JAVA:

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

C#

using System;

class Program {
static void Main() {
Console.WriteLine("Hello, World!");
}
}

C++

#include <iostream>

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

C:

#include <stdio.h>

int main() {
printf("Hello, World!\n");
return 0;
}

Rust:

fn main() {
println!("Hello, World!");
}

Go (Goland):

package main
import "fmt"

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

Swift (iOS):

print("Hello, World!")

Kotlin (Android):

fun main() {
println("Hello, World!")
}