codeigniter 4 check if date time is tomorrow, today, has passed or other date in the future

function time_check($date) {
    $date = date("Y-m-d", strtotime($date));
    $today = date("Y-m-d");
    $tomorrow = date("Y-m-d",strtotime("+1 days"));
    if ($date == $today) {
        return "today";
    } else if ($date == $tomorrow) {
        return "tomorrow";
    } else if ($date < $today) {
        return "date has passed";
    } else {
        return "other date in the future";
    }
}