About
Description
A UPC or GTIN code. GS1 retail identifier carried in UPC-A/E, EAN-8/13 or ITF-14 barcodes. Stores the canonical digits plus optional barcode metadata.
Unique Name
upc_code
Type
object
Properties
value
Canonical GTIN digits only (8, 12, 13, or 14 characters, no spaces or dashes). If the physical symbol is UPC-E, expand it to its 12-digit GTIN-12 form before storage.
add_on
Supplemental 2- or 5-digit code for magazines, coupons, etc. Optional—omit if not present.