AerolineaFrba.Compra.Form6.esTarjetaValida C# (CSharp) Method

        private bool esTarjetaValida()
        {
            Int64 nroTarjeta;
            int vtoMes;
            int vtoAnios;
            int codSeg;

            Int64.TryParse(txtNroTarjeta.Text, out nroTarjeta);
            int.TryParse(cboMeses.Text, out vtoMes);
            int.TryParse(cboAnios.Text, out vtoAnios);
            int.TryParse(txtCodSeg.Text, out codSeg);

            SqlCommand command = new SqlCommand();
            command.Connection = Program.conexion();
            command.CommandType = System.Data.CommandType.Text;
            command.CommandText = "SELECT ABSTRACCIONX4.datosValidosDeTarjeta(@tarjNro , @tarjVtoMes, @tarjVtoAnio, @tarjCodSeg, @tarjTipo)";
            command.CommandTimeout = 0;

            command.Parameters.AddWithValue("@tarjNro", nroTarjeta);
            command.Parameters.AddWithValue("@tarjVtoMes", vtoMes);
            command.Parameters.AddWithValue("@tarjVtoAnio", vtoAnios);
            command.Parameters.AddWithValue("@tarjCodSeg", codSeg);
            command.Parameters.AddWithValue("@tarjTipo", cboTipoTarjeta.Text);

            return (bool)command.ExecuteScalar();
        }