Destiny\Grimoire\Statistic::hasRanks PHP Method

    public function hasRanks()
    {
        return !$this->rankCollection->isEmpty();
    }

 public function __construct(Card $card, array $items = null)
 {
     if (is_array($items)) {
         foreach ($items as $properties) {
             $statistic = new Statistic($card, $properties);
             if ($statistic->value || $statistic->hasRanks()) {
                 $this->items[$statistic->statNumber] = $statistic;
             }
         }
     }
 }