Repository files navigation Interleaved 2 of 5, Code39, Codabar and EAN type barcode generator using GW-BASIC and QBASIC running on DOS and Windows. All the programs were tested using QB64 for Windows ...

The UPC, the most common version of the so-called bar code, wasn't as warmly embraced or as breathtaking as some emerging technologies, but its impact on retailing has been enormous.