private function appendRows(DOMElement $parent, array $rows)
{
$doc = $parent->ownerDocument;
if (!$rows) {
$parent->appendChild($doc->createComment('intentionally left blank, the table is empty'));
return;
}
foreach ($rows as $fields) {
/** @var DOMElement $row */
$row = $parent->appendChild($doc->createElement(self::NAME_ROW));
$this->appendRowFields($row, $fields);
}
}