public void atualizarTrans(CadastroTrans a) { if (conn.State == ConnectionState.Open) { SqlCommand cmd = new SqlCommand("UPDATE Transacao SET Valor=@1, DataTrans=@2, Origem=@3, TipoMoeda=@4, Destino=@5 where idTransacao=@0", conn); cmd.Parameters.AddWithValue("@1", a.getValor()); cmd.Parameters.Add("@2", SqlDbType.Date, 90).Value = a.getdataTrans(); cmd.Parameters.AddWithValue("@3", a.getidOrigem()); cmd.Parameters.AddWithValue("@4", a.getidMoeda()); cmd.Parameters.AddWithValue("@5", a.getidDestino()); cmd.Parameters.AddWithValue("@0", a.getId()); cmd.CommandType = CommandType.Text; //conn.Open(); try { int i = cmd.ExecuteNonQuery(); if (i > 0) { MessageBox.Show("Registro atualizado com sucesso!"); } } catch (Exception ex) { MessageBox.Show("Erro: " + ex.ToString()); } finally { conn.Close(); } } }