Script qui fonctionne en PHP5, pas en PHP4...

function nom_jour($date) 
{
 
$jour_semaine = array(1=>"Lundi", 2=>"Mardi", 3=>"Mercredi", 4=>"Jeudi", 5=>"Vendredi", 6=>"Samedi", 7=>"Dimanche");
 
list($annee, $mois, $jour) = explode ("-", $date);
 
$timestamp = mktime(0,0,0, date($mois), date($jour), date($annee));
$njour = date("N",$timestamp);
return $jour_semaine[$njour];
echo $jour_semaine[$njour];
 }

$timestamp = mktime(0,0,0, date($mois), date($jour), date($annee));

echo $jour_semaine[$njour];

[code=php]Strict Standards: mktime() [function.mktime]: It is not safe to rely on the system's timezone settings. Please use the date.timezone setting, the TZ environment variable or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Europe/Paris' for '1.0/no DST' instead in E:\_Environnement\bureau\QuisortLeSite\test.php on line 10

Strict Standards: date() [function.date]: It is not safe to rely on the system's timezone settings. Please use the date.timezone setting, the TZ environment variable or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Europe/Paris' for '1.0/no DST' instead in E:\_Environnement\bureau\QuisortLeSite\test.php on line 11
jour : [Lundi]

Notice: Undefined index: N in /homez.218/quisort/www/test.php on line 12
jour : []