DEVSET

 
function validate($number){
 
	// Tableau de retour
	$return = array();
 
	$value = explode("-",$number);
	$birthday = $value[0];
	$sex = $value[1];
	$mod_base = $value[2];
 
	// 1. Birthday test 
 
	$tab_date = str_split($birthday,2);
	$year = $tab_date[0];
	$month = $tab_date[1];
	$day = $tab_date[2];
 
	if($year > "11"){
		$g_year = "19".$year;
	}
	elseif($year <= "11"){
		$g_year = "20".$year;
	}
 
	$date_test = checkdate($month,$day,$g_year);
 
	if($date_test == true){
		// Le test de date est bon
 
		$return[0] = "Birthday Ok";
 
		// On continue sur le test de sexe
 
		$sex_test = ($sex % 2);
 
		if($sex_test == 0){
			$return[1] = "F";
 
		}
		else{
			$return[1] = "M";
		}
 
		// Dernier test sur le modulo (base 97)
 
		$modulo = $birthday."".$sex;
 
		$mod_test = ($modulo % 97);
		$mod = explode(".",$mod_test);
		$mod_verif = $mod[0]*97;
 
		$pre_test = $modulo - $mod_verif;
		$test = 97 - $pre_test;
 
		if($test == $mod_base){
 
			// ID Valid
			$return[2] = "ID valid";
 
		}
		elseif($test != $mod_base){
 
			// ID Invalid
			$return[2] = "ID invalid";
 
		}
 
 
	}
	else{
		// Le test de date est mauvais
		// On retourne un false
 
		$return[0] = "Bad Format";
 
 
	}
 
	return($return);
 
}

 
	$date = "841110";
	$sex = "237";
	$modulo = "43";
 
	$combine = $date."-".$sex."-".$modulo;
	$test = validate($combine);
 
	echo "<pre>";
		print_r($test);
	echo "