public function check()
{
$count = count($this->forms);
if ($this->minEntries !== null && $count < $this->minEntries) {
return array('multiple_min', $this->minEntries, $this->printName());
}
if ($this->maxEntries !== null && $count > $this->maxEntries) {
return array('multiple_max', $this->maxEntries, $this->printName());
}
}