for(map<unsigned, LocoType *>::const_iterator i=locos.begin(); i!=locos.end(); ++i)
drp_type->append(format("%d %s", i->second->get_article_number(), i->second->get_name()));
for(map<unsigned, LocoType *>::const_iterator i=locos.begin(); i!=locos.end(); ++i)
drp_type->append(format("%d %s", i->second->get_article_number(), i->second->get_name()));