add method
adds a new barcode result
Implementation
void add(String barcode) {
final _currentBarcodeCount = _barcodeResults[barcode] ?? 0;
_barcodeResults[barcode] = _currentBarcodeCount + 1;
}
adds a new barcode result
void add(String barcode) {
final _currentBarcodeCount = _barcodeResults[barcode] ?? 0;
_barcodeResults[barcode] = _currentBarcodeCount + 1;
}