phppatternchecks.php

$date = '2014-10-20';
list($yyyy, $mm, $dd) = explode('-', $date);
if (!checkdate($mm, $dd, $yyyy)) {
    echo 'Error: date';
}

$time = '00:00:00';
if (!preg_match('/\d{2}\:\d{2}\:\d{2}/', $time)) {
    echo 'Error: time';
}

$distance = '00,0';
if (!preg_match('/\d{2},\d/', $distance)) {
    echo 'Error: distance';
}