问题 I am using carbon to compare 2 dates with today's date, however I also have another field in a database called weekday which contains values like: 'MO' 'TU' 'WE' So I don't only want to search and output by dates but also search by a weekday so: public function show($id) { $today = Carbon::now(); $weekday = //whatever carbon or something else has to retrieve today's day $event = Event::with('businesses') ->where('startdate', '<', $today->format('Y-m-d')) ->where('endate', '>', $today->format(