Module barcoders::sym::ean13

Encoder for UPC and EAN barcodes.

EAN13 barcodes are very common in retail. 90% of the products you purchase from a supermarket will use EAN13.

This module defines types for:

• UPC-A
• EAN-13
• Bookland
• JAN

Structs

• EAN13
  The EAN-13 barcode type.

Constants

• ENCODINGS
  Encoding mappings for EAN barcodes. 1 = bar, 0 = no bar.
• LEFT_GUARD
  The left-hand guard pattern.
• MIDDLE_GUARD
  The middle guard pattern.
• RIGHT_GUARD
  The right-hand guard pattern.

Type Aliases

• Bookland
  The Bookland barcode type. Bookland are EAN-13 that use number system 978.
• JAN
  The JAN barcode type. JAN are EAN-13 that use number system 49.
• UPCA
  The UPC-A barcode type. UPC-A are EAN-13 that start with a 0.