19.521 style:volatile

Greetings!

19.521 style:volatile is option but doesn't have a default value. What
happens if it is missing?

Thanks!

Hope everyone is having a great week!

Patrick

-- 
Patrick Durusau

Technical Advisory Board, OASIS (TAB)
Editor, OpenDocument Format TC (OASIS), Project Editor ISO/IEC 26300
Co-Editor, ISO/IEC 13250-1, 13250-5 (Topic Maps)

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