npm

cdigit

Collection of check digit algorithms implemented in JavaScript

• 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
• View more

liosk

published 3.1.1 • a month agopublished 3.1.1 a month ago

is-upc

Returns true or false, whether the value is a valid ITF-14 (GTIN-14) code.

• gtin
• upc
• upc-a
• upc-e
• gtin-12
• upc-12
• valid
• validation
• ucc-12

str_t

published 1.0.0 • 6 years agopublished 1.0.0 6 years ago