Das erinnert mich immer an meinen früheren Chef. Der sagte zum Plural von Datum, „Datümer“. 😏
/**
* get_dates_from_string
* This function returns all occurring dates in a string in the two formats m.d.y and m.d.Y as an array
* @param string $string
* @return array
*/
public static function get_dates_from_string($string){
preg_match_all('/(\d{2}.\d{2}.\d{4})/', $string, $matches1);
$temp = str_replace($matches1[0], '', $string);
preg_match_all('/(\d{2}.\d{2}.\d{2})/', str_replace(',', '.', $temp), $matches2);
$matches = array_merge($matches1[0], $matches2[0]);
return $matches;
}