public List<Trainees> UpdateTrainee(Trainees updatedTrainee) { var deletingTrainee = trainees.Find(t => t.TraineeId == updatedTrainee.TraineeId); if (deletingTrainee == null) trainees.Add(updatedTrainee); else { trainees.Remove(deletingTrainee); trainees.Add(updatedTrainee); } return trainees; //throw new NotImplementedException(); }
public List<Trainees> AddTraniee(Trainees addNewTrainee) { trainees.Add(addNewTrainee); return trainees; }