containsAddress method

Implementation

bool containsAddress(String address) {
  bool isInTrx = false;
  inputAddresses.forEach((input) {
    if (input == address) {
      isInTrx = true;
    }
  });
  outputAddresses.forEach((output) {
    if (output == address) {
      isInTrx = true;
    }
  });
  return isInTrx;
}