---
name: "exhello"
section: "3alleg4"
platform: "linux"
package: "allegro4-doc"
version: "2:4.4.3.1-5"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/exhello/3alleg4"
---

# exhello(3alleg4)

Simple graphical "hello world" program. Allegro game programming library.

## NAME

exhello - Simple graphical "hello world" program. Allegro game programming library.

## SYNOPSIS

**#include \<allegro.h\>**

**Example exhello**

## DESCRIPTION

This is a very simple program showing how to get into graphics mode and draw text onto the screen.

## SEE ALSO

**END\_OF\_MAIN**(3alleg4), **SCREEN\_H**(3alleg4), **SCREEN\_W**(3alleg4), **acquire\_screen**(3alleg4), **allegro\_error**(3alleg4), **allegro\_init**(3alleg4), **allegro\_message**(3alleg4), **clear\_to\_color**(3alleg4), **desktop\_palette**(3alleg4), **font**(3alleg4), **install\_keyboard**(3alleg4), **key**(3alleg4), **makecol**(3alleg4), **readkey**(3alleg4), **release\_screen**(3alleg4), **screen**(3alleg4), **set\_gfx\_mode**(3alleg4), **set\_palette**(3alleg4), **textout\_centre\_ex**(3alleg4)