addVatAndAmount function

double addVatAndAmount(
  1. double? vat,
  2. double? amount
)

Implementation

double addVatAndAmount(
  double? vat,
  double? amount,
) {
  // add vat plus amount and return total
  if (vat == null || amount == null) {
    return 0.00;
  }
  return vat + amount;
}