import personnes.Personne; import personnes.Enseignant; public class TestPolyMorph { public static void main(final String[] args) { Personne p = new Personne("Dupont","Julien", "1831291..."); Enseignant e = new Enseignant("Durand","Emilie", "2780633...",3,"Cloud Computing"); System.out.println(p.toString()); System.out.println(e.toString()); p = e; // UpCast System.out.println(p.toString()); } }