/**
* @return Array|null
*/
public function fetch()
{
$result = null;
if ($this->resource) {
$result = $this->resource->fetch();
} elseif ($this->resourceCDBResult) {
$result = $this->resourceCDBResult->Fetch();
}
if ($result) {
$result = $this->fetchModifierFields($result);
}
return $result && count($result) > 0 ? $result : null;
}
/**
* Move forward to next element
* @link http://php.net/manual/en/iterator.next.php
* @return void Any returned value is ignored.
* @since 5.0.0
*/
public function next()
{
$this->currentData = $this->result->fetch($this->converter);
$this->counter++;
}