<?php
// config.php
$host = 'localhost';
$dbname = 'nom_de_la_base';
$user = 'username';
$password = 'password';

try {
    $pdo = new PDO("mysql:host=$host;dbname=$dbname", $user, $password);
    $pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
} catch (PDOException $e) {
    echo "Erreur de connexion : " . $e->getMessage();
}
?>