/** * @param $option_name * @param $option_value * @param array $results * @return void */ function _getFormattedParams($option_name, $option_value, &$results = array()) { if (!is_array($option_value)) { $results[$option_name] = $option_value; } else { foreach ($option_value as $sub_option_name => $sub_option_value) { GantryOverrideParams::_getFormattedParams($option_name . '-' . $sub_option_name, $sub_option_value, $results); } } }