Variables de server
<?php
foreach($_SERVER as $key => $value)
echo '$_SERVER['.$key.']='.$value .'<br />';
?>
$_SERVER[DOCUMENT_ROOT]=/home/conseilw/www
$_SERVER[GATEWAY_INTERFACE]=CGI/1.1
$_SERVER[HTTP_ACCEPT]=text/html,application/xhtml+xml,text/xml;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5
$_SERVER[HTTP_ACCEPT_CHARSET]=ISO-8859-1,utf-8;q=0.7,*;q=0.7
$_SERVER[HTTP_ACCEPT_ENCODING]=gzip
$_SERVER[HTTP_ACCEPT_LANGUAGE]=en-us,en;q=0.5
$_SERVER[HTTP_CACHE_CONTROL]=no-cache
$_SERVER[HTTP_CONNECTION]=close
$_SERVER[HTTP_COOKIE]=compteur=2; nom1=titi
$_SERVER[HTTP_HOST]=www.conseil-webmaster.com
$_SERVER[HTTP_PRAGMA]=no-cache
$_SERVER[HTTP_USER_AGENT]=CCBot/1.0 (+http://www.commoncrawl.org/bot.html)
$_SERVER[HTTP_X_CC_ID]=ccc03-01
$_SERVER[PATH]=/bin:/usr/bin
$_SERVER[QUERY_STRING]=
$_SERVER[REDIRECT_STATUS]=200
$_SERVER[REMOTE_ADDR]=38.107.179.229
$_SERVER[REMOTE_PORT]=51074
$_SERVER[REQUEST_METHOD]=GET
$_SERVER[REQUEST_URI]=/formation/php/server/variables-seveur.php
$_SERVER[SCRIPT_FILENAME]=/home/conseilw/www/formation/php/server/variables-seveur.php
$_SERVER[SCRIPT_NAME]=/formation/php/server/variables-seveur.php
$_SERVER[SERVER_ADDR]=91.121.65.131
$_SERVER[SERVER_ADMIN]=webmaster@conseil-webmaster.com
$_SERVER[SERVER_NAME]=www.conseil-webmaster.com
$_SERVER[SERVER_PORT]=80
$_SERVER[SERVER_PROTOCOL]=HTTP/1.1
$_SERVER[SERVER_SIGNATURE]=Apache/2.2.16 (Unix) mod_ssl/2.2.16 OpenSSL/0.9.8o Server at www.conseil-webmaster.com Port 80
$_SERVER[SERVER_SOFTWARE]=Apache/2.2.16 (Unix) mod_ssl/2.2.16 OpenSSL/0.9.8o
$_SERVER[PHP_SELF]=/formation/php/server/variables-seveur.php
$_SERVER[REQUEST_TIME]=1337424756
$_SERVER[argv]=Array
$_SERVER[argc]=0