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Răspunde în limba română, în stilul Wikipedia, cat mai corect gramatical.
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Ce informații concise poți oferi despre Program Hello, world!?
assistant
Hello, world! este un program de calculator foarte simplu care doar afișează pe dispozitivul de ieșire (de obicei, ecran) textul englez Hello, world!. Este folosit pentru a testa funcționarea compilatorului sau pentru a ilustra începătorilor limbajul de programare ales.

ABAP 
Report ZHello.
write 'Hello, World!'.

Ada 
with Ada.Text_IO;
 
procedure Hello_World is
 use Ada.Text_IO;
begin
    Put_Line("Hello, world!");
end;

ALGOL 
BEGIN
   DISPLAY ("Hello, world!");
END.

AppleScript 
display dialog "Hello, world!"

AutoIt 
#include <MsgBoxConstants.au3>
 
Msgbox($MB_ICONINFORMATION, "", "Hello, world!")

AWK 
BEGIN { print "Hello, world!" }

BASIC 
PRINT "Hello, world!"

Batch 
@echo Hello, World!

Boo (limbaj de programare) 
print "Hello, world!"

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

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

C++ 
#include <iostream>
int main()
{
    std::cout << "Hello, world!" << std::endl;
    return 0;
}
sau
#include <iostream>
using namespace std;
int main()
{
    cout << "Hello, world!" << endl; // endl sau "\n";
    return 0;
}

C# 
class HelloWorldApp
{
    static void Main()
    {
        System.Console.WriteLine("Hello, world!");
    } 
}

Clean 
module hello
 Start :: {#Char}
 Start = "Hello, world!"

CoffeeScript 
alert('Hello, world!')

D 
import std.stdio;
 
void main()
{
  writeln("Hello, world!");
}

E 
println("Hello, world!")

Fortran 
program hello
    write(*,*) 'Hello, world!'
end program hello

Haskell 
module Main (main) where
 
main = putStrLn "Hello, world!"

J 
'Hello, world!'

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

JavaScript 
document.write('Hello, world!');
sau ca un mesaj de alertă:
alert('Hello, world!');

Lisp

Common Lisp 
(print "Hello world!")

Scheme 
(let ((hello0 (lambda() (display "Hello world") (newline))))
  (hello0))

LOLCODE 
HAI
CAN HAS STDIO?
VISIBLE "HAI WORLD!"
KTHXBYE

Lua 
print("Hello, world!")

MATLAB 
disp('Hello, world!')

Oberon 
MODULE Hello;
   IMPORT Out;
BEGIN
   Out.String("Hello, world!");
   Out.Ln
END Hello.

Objective-C 
#import <stdio.h>
#import <Foundation/Foundation.h>
 
int main(void)
{
    NSLog(@"Hello, world!\n");
    return 0;
}

OpenEdge Advanced Business Language 
 DISPLAY "Hello World!".

Oz 
{Show 'Hello, world!}

Pascal 
program hello;
begin
    writeln('Hello, world!');
    readln;
end.

Perl 
print "Hello, world!\n";

Piet

PHP 
<?php echo "Hello, World!\n";?>
sau, mai simplu:
<?="Hello, World!\n"?>

Prolog 
main :- write('Hello, world!'), nl.

Python 
print ( "Hello, world!" )
sau
  import sys
  sys.stdout.write("Hello, world!\n")

R 
cat('Hello, world!\n')

REXX 
say Hello, world!

Ruby 
print "Hello, world!"

Scheme 
(let ((hello0 (lambda() (display "Hello world") (newline))))
  (hello0))

Seed7 

 $ include "seed7_05.s7i";
 
 const proc: main is func
   begin
     writeln("Hello, world!");
   end func;

Smalltalk 
Transcript show: 'Hello, world!'.

SQL 
SELECT 'Hello, world!' FROM DUMMY;
SELECT 'Hello, world!' FROM DUAL;
SELECT 'Hello, world!';

Tcl/TK 
puts "Hello, world!"

Turing 
 put "Hello, world!"

Visual Basic 
Sub Main()
  Print "Hello, world!"
End Sub

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