The next five digits represent the item's number. The first six numbers of the barcode is the manufacturer's identification number. There are two types of barcodes: linear – or 1D, and 2D. Their use has spread to many other tasks that are generically referred to as automatic identification and data capture (AIDC). Hence a barcode essentially is a way to encode information in a visual pattern that a machine can read.īarcodes became commercially successful when they were used to automate supermarket checkout systems, a task for which they have become almost universal. What is a Barcode? What is used for and how can you generate barcode?Ī barcode (also spelled bar code) is a method of representing data in a visual, machine-readable form.īarcode is a machine-readable code in the form of numbers and a pattern of parallel lines of varying widths, printed on a commodity.
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