Nette\Caching\Cache::call PHP Method

    public function call($function)
    {
        $key = func_get_args();
        if (is_array($function) && is_object($function[0])) {
            $key[0][0] = get_class($function[0]);
        }
        return $this->load($key, function () use($function, $key) {
            return Callback::invokeArgs($function, array_slice($key, 1));
        });
    }