public static int AddPatient(Patient p) { List <Patient> Patients = SELECTPatient(); string path = AppDomain.CurrentDomain.BaseDirectory + "Hospital/Patients.txt"; using (StreamWriter sw = File.AppendText(path)) { Patient s = new Patient(); s.idPatient = p.idPatient; s.namePatient = p.namePatient; s.dateBirth = DateTime.Parse(p.dateBirth).ToShortDateString(); s.dateResived = DateTime.Parse(p.dateResived).ToShortDateString(); s.describe = p.describe; s.codeCity = p.codeCity; s.codeRoom = p.codeRoom; s.codeDiagnosis = p.codeDiagnosis; sw.WriteLine(s.ToString()); } return(1); }