public function render()
    {
        $output = [];

        foreach ($this->meta as $element) {
            $output[] = '<meta';
            foreach ($element as $key => $value) {
                $output[] = sprintf(' %s="%s"', $key, $value);
            }
            $output[] = ">\n";
        }

        $output = apply_filters('novusopress_meta_output', implode('', $output));

        echo $output;
    }