en: Programacion
Se suele usar como introducción a cualquier lenguaje de programación, siendo a menudo el primer ejemplo que se conoce.
El Hola Mundo es habitualmente el programa más sencillo con el que podemos iniciarnos en un lenguaje de programación, es más sencillo en aquellos lenguajes que no utilizan interfaces gráficas.
Una comparación de 50 lenguajes y su uso de cpu y memoria para el “Hello World” de toda la vida.
Lenguaje | CPU (seg) | Mem (KB) | Líneas |
---|---|---|---|
bcc | 0.01 | 564 | 5 |
lua | 0.01 | 580 | 1 |
ghc | 0.01 | 1096 | 1 |
ocamlb | 0.01 | 380 | 1 |
fpascal | 0.01 | 520 | 5 |
gnat | 0.01 | 724 | 0 |
delphi | 0.01 | 576 | 4 |
parrot | 0.01 | 964 | 2 |
bigforth | 0.01 | 912 | 1 |
modula3 | 0.01 | 832 | 6 |
lua5 | 0.01 | 596 | 1 |
icon | 0.01 | 572 | 3 |
vc++ | 0.01 | 492 | 6 |
se | 0.01 | 532 | 10 |
rexx | 0.01 | 1016 | 1 |
vc | 0.01 | 464 | 5 |
vpascal | 0.01 | 564 | 5 |
ocaml | 0.01 | 628 | 1 |
lcc | 0.01 | 504 | 5 |
awka | 0.02 | 1556 | 1 |
ici | 0.02 | 1088 | 1 |
gcc | 0.03 | 1484 | 5 |
modula2 | 0.03 | 632 | 0 |
perl | 0.03 | 1376 | 1 |
mawk | 0.03 | 1568 | 1 |
mercury | 0.03 | 1724 | 6 |
smlnj | 0.03 | 940 | 7 |
slang | 0.03 | 1800 | 1 |
gawk | 0.03 | 2016 | 1 |
cygperl | 0.03 | 2216 | 1 |
gforth | 0.04 | 1484 | 1 |
tcl | 0.04 | 1496 | 1 |
elastic | 0.04 | 1944 | 3 |
cim | 0.04 | 2012 | 5 |
php | 0.05 | 2796 | 3 |
poplisp | 0.06 | 3144 | 1 |
ruby | 0.07 | 1820 | 1 |
csharp | 0.09 | 2928 | 7 |
pike | 0.09 | 3356 | 1 |
guile | 0.12 | 2472 | 1 |
oz | 0.15 | 648 | 6 |
jscript | 0.15 | 2156 | 1 |
vbscript | 0.15 | 2208 | 1 |
pliant | 0.17 | 3212 | 1 |
python | 0.19 | 2364 | 1 |
java | 0.44 | 4556 | 5 |
erlang | 0.48 | 5300 | 3 |
nice | 0.51 | 4920 | 0 |
ABAP/IV
REPORT HOLAMUNDO.
WRITE ‘¡Hola, mundo!’.
ABC
WRITE "¡Hola mundo!"
ActionScript
trace("¡Hola, mundo!");
ADA
with Ada.Text_IO;
procedure Hola_Mundo is
begin
Ada.Text_IO.Put_Line("¡Hola, mundo!");
end Hola_Mundo;
ASP
<%
Response.Write("Hola Mundo")
%>
AWK
#!/bin/awk -f
BEGIN{
print "¡Hola, mundo!";
}
Bash
#!/bin/bash
echo "Hola mundo"
Basic
10 print "Hola Mundo"
C
#include <stdio.h>
int main(void)
{
printf("¡Hola, mundo!\n");
return 0;
}
C++
#include <iostream>
int main()
{
std::cout << "¡Hola, mundo!" << std::endl;
return 0;
}
C++/CLI
int main()
{
System::Console::WriteLine("Hola, mundo!");
return 0;
}
C#
using System;
class MainClass
{
public static void Main()
{
Console.WriteLine("¡Hola, mundo!");
}
}
COBOL
IDENTIFICATION DIVISION.
PROGRAM-ID. HELLO.
ENVIRONMENT DIVISION.
DATA DIVISION.
PROCEDURE DIVISION.
DISPLAY "Hola mundo"
STOP RUN.
ColdFusion
<cfset variable="Hola Mundo">
<cfoutput>#variable#</cfoutput>
MS-DOS
@echo ¡Hola, Mundo!
Eiffel
class HOLA_MUNDO
create
make
feature
make is
do
io.put_string("%nHola mundo%N")
end
end — HOLA_MUNDO
Erlang
-module(hola).
-export([hola_mundo/0]).hola_mundo() -> io:fwrite("Hola mundo!\n").
Fortran
PROGRAM HOLA
PRINT *, ‘¡Hola, mundo!’
enD
Haskell
holaMundo :: IO ()
holaMundo = do putStrLn ("Hola mundo!")
HTML/JavaScript
<html>
<head>
<title>Hola Mundo</title>
<script type="text/javascript">
alert("¡Hola mundo!");
</script>
</head>
<body>
</body>
</html>
INTERCAL
PLEASE DO ,1 <- #13
DO ,1 SUB #1 <- #238
DO ,1 SUB #2 <- #112
DO ,1 SUB #3 <- #112
DO ,1 SUB #4 <- #0
DO ,1 SUB #5 <- #64
DO ,1 SUB #6 <- #238
DO ,1 SUB #7 <- #26
PLEASE DO ,1 SUB #8 <- #22
DO ,1 SUB #8 <- #248
DO ,1 SUB #9 <- #168
DO ,1 SUB #10 <- #24
DO ,1 SUB #11 <- #16
DO ,1 SUB #12 <- #158
DO ,1 SUB #13 <- #52
PLEASE READ OUT ,1
PLEASE GIVE UP
Java
public class HolaMundo
{
public static void main(String[] args)
{
System.out.println("¡Hola, mundo!");
}
}
LISP
(format t "¡Hola, mundo!")
Liberty BASIC
print "¡Hola, mundo!"
MATLAB
close all; % cierra todas las ventanas que pueda haber
clear all; % borra todas las variables
clc; % limpia la pantalladisp(‘hola mundo’); % muestra el mensaje
Object REXX
Utilizando los métodos de REXX clásico:
say "Hola Mundo"
call lineout , ‘Hola, mundo.’
call charout , ‘Hola, mundo.’||eol /* eol definido previamente */Utilizando objetos:
.output~say(‘Hola, mundo.’)
.output~lineout(‘Hola, mundo.’)
.output~charout(‘Hola, mundo.’||eol) — eol definido previamente
Pascal
Program HolaMundo;
begin
Writeln(‘¡Hola, mundo!’);
end.
NetREXX
Utilizando la instrucción say que proviene de REXX clásico:
say "Hola Mundo"
o directamente utilizando clases y métodos Java:
System.out.println("¡Hola mundo!");
OpenInventor
#Inventor V2.1 ascii
Text3 {
string "Hola mundo"
}
Perl
#!/usr/bin/perl
print "Hola, mundo.\n";
PHP
<?php
echo "Hola Mundo";
?>
Python
print "Hola mundo"
QBasic
PRINT "Hola mundo"
REXX
say "Hola Mundo"
Ruby
puts "Hola Mundo"
SAPScript
MAIN
P1 Hola Mundo
/
Seed7
$ include "seed7_05.s7i";
const proc: main is func
begin
writeln("Hola Mundo");
end func;
Smalltalk
Transcript show: ‘¡Hola, mundo!’
SQL
Variante de Oracle:
SELECT ‘HOLA MUNDO’
FROM DUAL;
Unlambda
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“s“s`ks“s`k`s`kr
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`d““““““.H.o.l.a. .m.u.n.d.o
k
k
`k“s“s`ksk`k.*
Visual Basic
Sub Main()
MsgBox "¡Hola, mundo!"
end Sub
X3
SubProg HOLAMUNDO()
Infbox "Hola Mundo"
end
xBase
? "Hola Mundo"