private void removeRow(object obj) { Population tempPop = new Population(); tempPop.Date = SelectedPopulation.Date; tempPop.Sex = SelectedPopulation.Sex; tempPop.Value = SelectedPopulation.Value; for (int i = 0; i < Populations.Count(); i++) { if ((Populations[i].Date.Equals(tempPop.Date)) && (Populations[i].Sex.Equals(tempPop.Sex)) && (Populations[i].Value.Equals(tempPop.Value))) { Populations.RemoveAt(i); } } }