SUPPRIMER LES ACCENTS D'UN TEXTE

function supprimer_accents($c) {

$c = ereg_replace("[áåâäàã]","a",$c);
$c = ereg_replace("ç","c",$c);
$c = ereg_replace("[êéèë]","e",$c);
$c = ereg_replace("[íîïì]","i",$c);
$c = ereg_replace("[óôöòõ]","o",$c);
$c = ereg_replace("[ûüùú]","u",$c);
$c = ereg_replace("ñ","n",$c);
$c = ereg_replace("[ÿý]","y",$c);

$c = ereg_replace("[ÁÅÂÄÀÃ]","A",$c);
$c = ereg_replace("Ç","C",$c);
$c = ereg_replace("[ÊÉÈË]","E",$c);
$c = ereg_replace("[ÍÎÏÌ]","I",$c);
$c = ereg_replace("[ÓÔÖÒÕ]","O",$c);
$c = ereg_replace("[ÛÜÙÚ]","U",$c);
$c = ereg_replace("Ñ","N",$c);
$c = ereg_replace("Ý","Y",$c);

return $c;
}

// Pour appeler la fonction

$chaîne_avec_accents = "Les éléphants mangeaient du maïs qui avait bon goût...";

$chaîne_sans_accent = supprimer_accents($chaîne_avec_accents);

echo $chaîne_sans_accent;

etc.