2017-09-08 19:40 GMT+02:00 kadal : > On 09/08/2017 10:32 AM, Nicolas Goaziou wrote: > >> kadal writes: >> >> Seems like the second one should export to either "

" >>> or "

". >>> >> >> Is it valid HTML? >> >> Regards, >> >> This SO thread has confusing answers: https://stackoverflow.com/ques > tions/192048/can-an-html-element-have-multiple-ids#192066 > > Looks like the second option will work. Not valid according to : https://www.w3.org/TR/html5/syntax.html#attributes-0 "There must never be two or more attributes on the same start tag whose names are an ASCII case-insensitive match for each other." > That said, the first option is better because if I'm setting a CUSTOM_ID, > that's what should be used for internal links... > > I agree with that. Ideally, if you set a CUSTOM_ID, then it should replace the default org generated id. Regards, Fabrice