NAME Sah::Schemas::ISBN - Various Sah schemas related to ISBN (International Standard Book Number) VERSION This document describes version 0.008 of Sah::Schemas::ISBN (from Perl distribution Sah-Schemas-ISBN), released on 2020-05-27. SAH SCHEMAS * isbn ISBN 10 or ISBN 13 number. Nondigits [^0-9Xx] will be removed during coercion. Checksum digit must be valid. * isbn10 ISBN 10 number. Nondigits [^0-9Xx] will be removed during coercion. "x" will be converted to uppercase. Checksum digit must be valid. * isbn13 ISBN 13 number. Nondigits [^0-9] will be removed during coercion. Checksum digit must be valid. Basically EAN-13, except with additional coercion rule to coerce it from ISBN 10. HOMEPAGE Please visit the project's homepage at . SOURCE Source repository is at . BUGS Please report any bugs or feature requests on the bugtracker website When submitting a bug or request, please include a test-file or a patch to an existing test-file that illustrates the bug or desired feature. SEE ALSO Sah - specification Data::Sah AUTHOR perlancar COPYRIGHT AND LICENSE This software is copyright (c) 2020, 2019, 2018 by perlancar@cpan.org. This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.