[erlang-questions] How to extract string between XML tags

[Hugo Mills]

   Note that this only works if there's no nested tags of the same
type. For example, it'll get this wrong:

<b>Part of a <b>nested tag</b>...</b>

   (And there's *no* regex that can get this right in general)

   Hugo.

On Sat, Sep 29, 2018 at 11:11:19AM -0400, Lloyd R. Prentice wrote:
> Thanks, Eric!
> 
> Best wishes,
> 
> Lloyd
> 
> Sent from my iPad
> 
> > On Sep 29, 2018, at 5:13 AM, PAILLEAU Eric <eric.pailleau@REDACTED> wrote:
> > 
> > hello,
> > sorry did not see this question before.
> > 
> > A simple regexp is possible "<\/?[^>]{1,}>"
> > 
> > re:replace("<th>title <b>bold</b></th>","<\/?[^>]{1,}>","", [global, {return, list}]).
> > "title bold"
> > 
> > 
> > 
> >> Le 25/09/2018 à 23:56, lloyd@REDACTED a écrit :
> >> Hello,
> >> By now I should know how to do this. But I've fumbled for more time than I have to find an elegant solution.
> >> Can anyone show a better way?
> >> Example string: "<th>Firstname</th>"  % NOTE: could be any valid tag
> >> My kludge:
> >> extract_text(TaggedText) ->
> >>   Split = re:split(TaggedText, "<"),
> >>   Split2 = lists:nth(2, Split),
> >>   Split3 = binary_to_list(Split2),
> >>   Split4 = re:split(Split3, ">"),
> >>   Split5 = lists:nth(2, Split4),
> >>   binary_to_list(Split5).
> >> Surely there's a better way.
> >> Many thanks,
> >> LRP
> >> *********************************************
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-- 
Hugo Mills             | IoT: The S stands for Security.
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