@foreach ($BatchCourses as $BatchCourse)
          <option
                          @if($BatchCourse_id)
                                          @if($BatchCourse->id===$BatchCourse_id)
                                                          selected
                                          @endif
                          @endif             
          value="{{$BatchCourse->id}}">({{$BatchCourse->batch->title}}) - {{ $BatchCourse->course->title}}</option>
@endforeach