สอบถามโค้ดเวลาข้ามช่วง 12.00-13.00 รบกวนผู้รู้หน่อยครับ เริ่มเวลาจาก 08:30

 $date2 = $date; // $date = date("H:i");
                    $no = 0;
                    while ($Result = mysqli_fetch_array($query, MYSQLI_ASSOC)) {
                        $no = $no + 1;
                        for ($r = 0; $r < count($Result["orderde_amount"]); $r++) {
                            $timeamount = $Result["orderde_amount"] * $Result["Pro_time"] / 60;
                            $timeamount = ceil($timeamount);
                            //echo $ASS;
                            if ($timeamount < 60) {
                                $hour = intval($timeamount / 60);
                                $minute = $timeamount % 60;
                                //echo $minute;
                                if ($minute != 0) {
                                    $length1 = strlen($minute);
                                    if ($length1 == '1') {
                                        $hour = str_pad($hour, 2, "0", STR_PAD_LEFT);
                                        $minute = str_pad($minute, 2, "0", STR_PAD_LEFT);
                                        $echo = $hour . ":" . $minute;
                                    } else {
                                        $hour2 = str_pad($hour, 2, "0", STR_PAD_LEFT);
                                        $echo = $hour2 . ":" . $minute;
                                    }
                                } else {
                                    $echo = $hour . ":" . $minute;
                                }
                            } elseif ($timeamount >= 60) {
                                $hour = intval($timeamount / 60);
                                $minute = $timeamount % 60;
                                if ($minute != 0) {
                                    $length2 = strlen($minute);
                                    if ($length2 == '1') {
                                        $hour = str_pad($hour, 2, "0", STR_PAD_LEFT);
                                        $minute = str_pad($minute, 2, "0", STR_PAD_LEFT);
                                        $echo = $hour . ":" . $minute;
                                    } else {
                                        $hour = str_pad($hour, 2, "0", STR_PAD_LEFT);
                                        $minute = str_pad($minute, 2, "0", STR_PAD_LEFT);
                                        $echo = $hour2 . ":" . $minute;
                                    }
                                } else {
                                    $hour = str_pad($hour, 2, "0", STR_PAD_LEFT);
                                    $minute = str_pad($minute, 2, "0", STR_PAD_LEFT);
                                    $echo = $hour . ":" . $minute;
                                }
                            }
                            for ($r = 0; $r < count($Result["orderde_amount"]); $r++) {
                                $starthour = substr($date2, 0, 2);
                                $startminute = substr($date2, 3, 2);
                                $timehour = substr($echo, 0, 2);
                                $timeminute = substr($echo, 3, 2);
                                $timeforhour = $starthour + $timehour;
                                $timeforminute = $startminute + $timeminute;
                                if ($timeforminute >= 60) {
                                    $timeforminute = $timeforminute - 60;
                                    $timeforminute = str_pad($timeforminute, 2, "0", STR_PAD_LEFT);
                                    $timeforhour = $timeforhour + 1;
                                    $timeforhour = str_pad($timeforhour, 2, "0", STR_PAD_LEFT);
                                    $date2 = $timeforhour . ":" . $timeforminute;
                                } elseif ($timeforminute < 60) {
                                    $timeforminute = str_pad($timeforminute, 2, "0", STR_PAD_LEFT);
                                    $timeforhour = str_pad($timeforhour, 2, "0", STR_PAD_LEFT);
                                    $date2 = $timeforhour . ":" . $timeforminute;
                                }
                            }
                        }