Array
(
    [0] => Array
        (
            [label] => Yii framework
            [url] => https://yiiframework.ru
        )

    [1] => Array
        (
            [label] => More frameworks
            [items] => Array
                (
                    [0] => Array
                        (
                            [label] => Laravel
                            [url] => https://laravel.com
                        )

                    [1] => Array
                        (
                            [label] => Slim
                            [url] => http://www.slimframework.com/
                        )

                )

        )

    [2] => Array
        (
            [label] => Symfony
            [url] => https://symfony.com
        )

)