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lukaiser / pressbooks-lists

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Undefined offset #3

Closed bdolor closed 10 years ago

bdolor commented 10 years ago

when reading/clicking through the pages of a book, could use some extra checking to prevent these Notices from occurring:

PHP Notice: Undefined offset: 0 in /Users/bpayne/Sites/pressbooks/wp-content/plugins/pressbooks/functions.php on line 236

lukaiser commented 10 years ago

Also in all the get_chapter_number functions of the exports.