Beginner

Hello World in J

Every programming journey starts with Hello World. In J, this is remarkably concise—just a string expression that outputs to the screen.

The Code

Create a file named hello.ijs:

1

'Hello, …

Hello World in Julia

Every programming journey starts with Hello World. Let’s write our first Julia program.

The Code

Create a file named hello.jl:

1

println("Hello, World!")

Simple and clean—one line …

Hello World in Fortran

Every programming journey starts with Hello World. Let’s write our first Fortran program using modern free-form syntax.

The Code

Create a file named hello.f90:

1
2
3
4

program hello …

Hello World in Go

Every programming journey starts with Hello World. Let’s write our first Go program.

The Code

Create a file named hello.go:

1
2
3
4
5
6
7

package main

import "fmt"

func main() { …

Hello World in Kotlin

Every programming journey starts with Hello World. Let’s write our first Kotlin program.

The Code

Create a file named Hello.kt:

1
2
3

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

Hello World in Pascal

Every programming journey starts with Hello World. Let’s write our first Pascal program.

The Code

Create a file named hello.pas:

program Hello;

begin
    WriteLn('Hello, World!');
end. …

Hello World in Rust

Every programming journey starts with Hello World. Let’s write our first Rust program.

The Code

Create a file named hello.rs:

1
2
3

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

Hello World in TypeScript

Every programming journey starts with Hello World. Let’s write our first TypeScript program.

The Code

Create a file named hello.ts:

1

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

Yes, it’s …

Hello World in BASIC

BASIC was designed to be beginner-friendly, and it shows. Let’s write Hello World.

The Code

Create a file named hello.bas:

1

PRINT "Hello, World!"

That’s it. One line. …