cdigit

Collection of check digit algorithms implemented in JavaScript

v4.0.2 URL: https://unpkg.com/cdigit@4.0.2/lib/index.js

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checkdigit check digit algorithm check character system luhn mod 10 verhoeff damm iso7064 iso/iec 7064 mod 11-2 mod 37-2 mod 97-10 mod 97 mod 661-26 mod 1271-36 mod 11,10 mod 27,26 mod 37,36 gtin gtin-8 gtin-12 gtin-13 gtin-14 gs1 upc upc-a ean ean-8 ean-13 jan isbn-13