php获取日期间所有天

    //获取任意两天之间的所有日期
    public function prDates($start,$end){
        $dt_start = strtotime($start);
        $dt_end = strtotime($end);
        $days = array();
        while ($dt_start<=$dt_end){
            $days[] = date('Y-m-d',$dt_start);
            $dt_start = strtotime('+1 day',$dt_start);
        }
        return $days;
    }