Projects / ISBN check

ISBN check

ISBN check is a simple PHP class to verify whether a given book ISBN (International Standard Book Number) code is valid. It supports ISBN-10, ISBN-13, and GTIN-14. It will also perform conversions on valid numbers when possible.

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Implementation

Recent releases

  •  17 Jul 2012 13:29

    Release Notes: This release replaces ereg functions with preg equivalents and fixes a bug in matching 979 prefixes to ensure it is only matched on the prefix.

    •  21 Feb 2008 18:13

      No changes have been submitted for this release.

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