Api\StructType\ApiAddRequest::addToAdGroups PHP Method

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