Api\StructType\ApiAdGroupsSelectionCriteria::addToCampaignIds PHP Method

    public function addToCampaignIds($item)
    {
        // validation for constraint: itemType
        if (!is_int($item)) {
            throw new \InvalidArgumentException(sprintf('The CampaignIds property can only contain items of long, "%s" given', is_object($item) ? get_class($item) : gettype($item)), __LINE__);
        }
        $this->CampaignIds[] = $item;
        return $this;
    }