public void XMLLesen()
        {
            string dateipfad = @"";

            using (XmlReader reader = XmlReader.Create(dateipfad))
            {
                List<FuerXML> testListe = new List<FuerXML>();

            while(reader.Read())
                {
                    FuerXML tempTestObject = new FuerXML();

                    switch (reader.Name)
                    {
                        case "Name":
                            if(reader.Read())
                            {
                                tempTestObject.name = reader.Value;
                            }
                            break;

                        case "Alter":
                            try
                            {
                                if (reader.Read())
                                {
                                    tempTestObject.alter = Convert.ToInt32(reader.Value);
                                }
                            }
                            catch (Exception ex)
                            {
                                Console.WriteLine(ex.Message);
                            }
                            break;
                    }
                    testListe.Add(tempTestObject);
                }
            }
        }