public function store_lesson(Request $request) { $lesson = Lesson::findOrNew($request->id); $lesson->course_id = $request->course_id; $lesson->name = $request->name; $lesson->detail_content = $request->detail_content; $lesson->detail_teacher = $request->detail_teacher; $lesson->description = $request->description; $lesson->detail = $request->detail; $lesson->order = $request->order; $lesson->save(); return redirect('manage/editcourse/' . $request->course_id); }