Code Highlight

A collection of Hello World applications from helloworld.org.

C

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// C
#include <stdio.h>
int main(void)
{
    printf("Hello World\n");
    return 0;
}

C++

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// C++
#include <iostream.h>
int main(void)
{
    cout << "Hello World" << endl;
    return 0;
}

JAVA

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

Assembler

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#include <stdio.h>
char format[] = "%s %s\n";
char hello[] = "Hello";
char world[] = "world";
void main( void )
{
   __asm
   {
      mov  eax, offset world
      push eax
      mov  eax, offset hello
      push eax
      mov  eax, offset format
      push eax
      call printf
      pop  ebx
      pop  ebx
      pop  ebx
   }
}

.Net

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// Hello World .NET
#using <mscorlib.dll>
using namespace System;
int _tmain()
{
    Console::WriteLine(S"Hello World");
    return 0;
}

Erlang

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-module(hello).
-export([world/0]).
world() -> io:format("Hello World").

Ruby

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#!/usr/local/bin/ruby -w
puts "Hello World"

BASIC

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// Texas Instruments TI-81 BASIC
Prgm1:HELLO...
:Disp "HELLO WORLD"

Perl

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#!/usr/bin perl -w  
print ("Hello World");

Python

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#!/bin/python
print("Hello World")

Bash

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#!/bin/bash
echo "Hello World"

Brainfuck

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>+++++++++[<++++++++>-]<.>+++++++[<++++>-]<+.+++++++..+++.[-]
>++++++++[<++++>-] <.>+++++++++++[<++++++++>-]<-.--------.+++
.------.--------.[-]>++++++++[<++++>- ]<+.[-]++++++++++.

php

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<?="Hello world\n" ?>

Pascal

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Program HelloWorld;
Begin
  Writeln ('Hello World!');
End.

Delphi

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// Delphi, thanks to C0derr
program Project1;
uses
  qdialogs;
const
  s='Hello, World!';
begin
  showmessage(s);
end.

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