| protected _reduce_array ( $array, $keys, $i ) : mixed | ||
| return | mixed | |
protected function _reduce_array($array, $keys, $i = 0)
{
if (is_array($array) && isset($keys[$i])) {
return isset($array[$keys[$i]]) ? $this->_reduce_array($array[$keys[$i]], $keys, $i + 1) : NULL;
}
// NULL must be returned for empty fields
return $array === '' ? NULL : $array;
}