$values = array_values($data); $update = $database->update_data("students", $fields, $values, "id", USER_ID); if ($update === true) { // delete success echo "1"; } else { echo json_encode($database->errors); } break; // update user settings // update user settings case 'update_settings': $database = new Database(); $data = $_POST['values']; $user = new User(); $update = $user->changeSettings($data); if ($update === true) { echo "1"; } else { echo json_encode($user->errors); } exit; break; // update user privacy // update user privacy case 'privacy_update': $database = new Database(); unset($_POST['action']); $data = $_POST; unset($_POST); $fields = $data['fields'];