$data = '23.03.2011';$date = new DateTime($data);echo $date->format('Y-m-d H:i:s');
$data = '23.03.2011';list($d, $m, $y) = explode('.', $data);$unixTimestamp = mktime(0, 0, 0, $m, $d, $y);echo date('Y-m-d H:i:s', $unixTimestamp);
$myDate = strtotime("10 September 2000");