how can i know if the barcode is false?

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how can i know if the barcode is false?

2007-03-24 14:16:27 · 2 answers · asked by mimi 1 in Business & Finance ➔ Other - Business & Finance

2 answers

Scan it, and see if the price differs from what it is supposed to be?

2007-03-24 15:39:01 · answer #1 · answered by netthiefx 5 · 0⤊ 0⤋

Barcoding is a system for encoding numbers. There is no formula or even format for barcodes, they can't be checked like credit cards can.
UPCs are a different story. Is that what you're looking for?

2007-03-24 21:21:45 · answer #2 · answered by Aaron R 1 · 0⤊ 0⤋