Pimcore\Model\Document::create PHP Method

    public static function create($parentId, $data = [], $save = true)
    {
        $document = new static();
        $document->setParentId($parentId);
        foreach ($data as $key => $value) {
            $document->setValue($key, $value);
        }
        if ($save) {
            $document->save();
        }
        return $document;
    }