public string SaveCountry(tblCountry country) { using (LoanPriceEntities context = new LoanPriceEntities()) { if (country.ID <= 0) { if (context.tblCountry.Where(s => s.Name == country.Name).Count() == 0) { context.AddTotblCountry(country); context.SaveChanges(); return "Country is added successfully"; } else return "Entry of the same Name is already exists."; } else { context.tblCountry.Attach(country); context.ObjectStateManager.ChangeObjectState(country, System.Data.EntityState.Modified); context.SaveChanges(); return "Country is Updates successfully"; } } }