src/Laravel/Param/GroupParam.php
public function set($group_name, $param_name, $value)
    {
        $this->createIfNotExist($group_name);

        $this->checkParam($param_name);

        $this->params[$group_name][$param_name] = $value;
    }
public function set($group_name, $param_name, $value)
    {
        $this->createIfNotExist($group_name);

        $this->checkParam($param_name);

        $this->params[$group_name][$param_name] = $value;
    }
@param string $group_name
@param string $param_name
@param $value

@return void