code128 A constant that indicates Code 128 symbology. Declarationstatic let code128: VNBarcodeSymbology See AlsoSupported Symbologiesazteccodabarcode39code39Checksumcode39FullASCIIcode39FullASCIIChecksumcode93code93idataMatrixean8ean13gs1DataBargs1DataBarExpandedgs1DataBarLimitedi2of5