function nullStr($mixed, $prefix = 'untitled', $numbering = false) { if (is_array($mixed)) { foreach ($mixed as $key => $val) { if (is_null($mixed[$key]) || $mixed[$key] == "") { if (!$numbering) { $mixed[$key] = $prefix; } else { $mixed[$key] = sedot::assignPostId($prefix); } } } } else { if (is_null($mixed) || $mixed == '') { if (!$numbering) { $mixed = $prefix; } else { $mixed = sedot::assignPostId($prefix); } } } return $mixed; }