public Dossier Creat_sdirec(string name, DateTime d, Dossier user, Utulisateur newuser, int id) { Dossier[] list = user.Getlistdir(); if (Exists(name, list)) { return(null); } else { db.Insertdirectoryd(name, newuser.GetNom(), "RW", d, 0, user.GetNom(), id); Dossier newdirectory = new Dossier(name, d, user.GetProprietaire(), user, db.lastindex()); user.Setlisd(newdirectory); return(newdirectory); } }