public function rangeHours($start, $end, $interval = 1, $select = true)
    {
        $tStart = strtotime($start);
        $tEnd = strtotime($end);
        $tNow = $tStart;

        $hours = [];
        while ($tNow <= $tEnd) {
            $hours[] = date("H:i", $tNow);
            $tNow = strtotime('+'.$interval.' hour', $tNow);
        }

        if ($select) {
            $hours = collect($hours)->map(function ($item) {
                return [
                    $item => $item
                ];
            })->collapse()->all();
        }

        return $hours;
    }