CakeRequest::offsetGet PHP Method

    public function offsetGet($name)
    {
        if (isset($this->params[$name])) {
            return $this->params[$name];
        }
        if ($name === 'url') {
            return $this->query;
        }
        if ($name === 'data') {
            return $this->data;
        }
        return null;
    }