isbn.rb | ruby class for ISBN codes | Development Tools library

isbn.rb is a Ruby library typically used in Utilities, Development Tools applications. isbn.rb has no bugs, it has no vulnerabilities and it has low support. You can download it from GitHub.

Overview isbn.rb provides the ISBN class whose instance represents an ISBN code. There are two types of ISBNs which differ in the length of digits. ISBN class abstructs both ISBN-10 and ISBN-13 in a same manner and provides methods to convert one another. isbn.rb also provides some methods to create new instances of ISBN class from Integer, String, and Array. Typical use of isbn.rb is as follows. irb(main):001:0> load "isbn.rb" true. irb(main):002:0> sicp = ISBN.new("0262011530") 0262011530. irb(main):006:0> sicp2 = 9780262011532.isbn 9780262011532. irb(main):007:0> sicp == sicp2 true. irb(main):010:0> sicpj = 9784894711631.to_isbn 9784894711631. irb(main):011:0> sicpj.isbn10.to_s(1,5,3," ") "4 89471 163 X".