You can just return the original table having replaced the caption with an
empty list in place.

-- 
Better --help|less than helpless

Den tors 14 jan. 2021 13:29Stephan Boltzmann <stephan2boltzmann-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
skrev:

> Thanks a lot for your hint.
>
> Then I would still have to fix the return statement.
>
> BP schrieb am Donnerstag, 14. Januar 2021 um 11:43:32 UTC+1:
>
>> I think you should use `elem.caption = {}`
>>
>> --
>> Better --help|less than helpless
>>
>> Den tors 14 jan. 2021 10:41Stephan Boltzmann <stephan2...-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
>> skrev:
>>
>>> Hello everybody out there using Pandoc,
>>>
>>> I would like to remove the caption from tables in PDF output and tried a
>>> couple of things without success:
>>>
>>> if FORMAT:match 'latex' then
>>>   function Table (elem)
>>>     --caption = elem.caption
>>>     caption = elem.c[2] -- caption seems to be second element
>>>     print(pandoc.utils.stringify(caption))
>>>     --elem.c[2] =  nil
>>>     --elem.c[2] =  pandoc.Str('Test')
>>>     --elem.caption =  nil
>>>     --elem = nil
>>>     --return {pandoc.Table(elem.c)}
>>>     --return {elem}
>>>     --elem:remove(2)
>>>     --table.remove(elem.c,2)
>>> --[[
>>>     return {
>>>       pandoc.Para(pandoc.Str('test'))
>>>     }
>>> --]]
>>>     return {
>>>       --pandoc.Table(elem.caption, elem.aligns, elem.widths,
>>> elem.headers, elem.rows)
>>>     }
>>>   end
>>> end
>>>
>>> The main problem could actually rather be the construction of the table
>>> using the function pandoc.Table in the return statement:
>>> Could not read list: Could not get Block value: expected table, got
>>> 'nil' (nil)
>>>
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>>> .
>>>
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