public EditarContaVM() { User = new MercadoModel(); //PARA PREENCHER PLACEHOLDER var cnpj = Xamarin.Forms.Application.Current.Properties["Cnpj_user"].ToString(); User = conexao.ObterUsuarioMercado(cnpj); oldSenha = User.senha; AlterarCommand = new Command(UpdateConta); ExcluirContaCommand = new Command(ExcluirConta); }