getRating method

double getRating()

Implementation

double getRating(){
  var _count = rating1+rating2+rating3+rating4+rating5;
  double _rating = 0;
  if (_count != 0)
    _rating = (rating1*1 + rating2*2 + rating3*3 + rating4*4 + rating5*5)/_count;
  return _rating;
}