$nom = isset($user['nom']) ? $user['nom'] : "";
$pnom = isset($user['prenom']) ? $user['prenom'] : preg_replace('!@.*!u', '', $user['email']);
$to = isset($user['prenom']) ? "\"{$user['prenom']} {$user['nom']}\" <{$user['email']}>" : $user['email'];
$nom = isset($user['nom']) ? $user['nom'] : "";
$pnom = isset($user['prenom']) ? $user['prenom'] : preg_replace('!@.*!u', '', $user['email']);
$to = isset($user['prenom']) ? "\"{$user['prenom']} {$user['nom']}\" <{$user['email']}>" : $user['email'];