Method: Puree::XMLExtractor::JournalArticle#issue

Defined in:
lib/puree/xml_extractor/journal_article.rb

#issue ⇒ Integer?

Returns:

  • (Integer, nil) 


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# File 'lib/puree/xml_extractor/journal_article.rb', line 17

def issue
  xpath_result = xpath_query_for_single_value('/journalNumber')
  xpath_result ? xpath_result.to_i : nil
end