Nick Dokos <ndo...@gmail.com> writes:
> Thorsten Jolitz <tjol...@gmail.com> writes:
>
>> Hi List,
>>
>> the name of headline attribute `archivedp' suggests its just a boolean
>> nil/t variable, but in parse trees I see e.g. a list as value
>>
>> ,-----------------------
>> | :archivedp ("ARCHIVE")
>> `-----------------------
>>
>> and I vaguely remember that I have seen different symbols as values of
>> this attribute too.
>>
>> So what do I have to expect as values here? A list of strings or nil? Or
>> something else too? Whatever is defined in
>>
>> ,---------------------------------------------------
>> | org-archive-tag is a variable defined in `org.el'.
>> | Its value is "ARCHIVE"
>> `---------------------------------------------------
>>
>> ?
>>
>> PS
>>
>> If the tag is just a string like in this case, why is it shown as
>> list in the parse tree?
>
> It is set like this
> (let
> ...
> (archivedp (member org-archive-tag tags))
> ...)
>
> in org-element.el. It is effectively a boolean, but there is no
> need to reduce the return value of ``member'' to t if it is non-nil:
>
> ,----
> | member is a built-in function in `C source code'.
> |
> | (member ELT LIST)
> |
> | Return non-nil if ELT is an element of LIST. Comparison done with
> | equal'.
> `----
>
> So if non-nil, it will be a list of tags, starting with the value of
> org-archive-tag. AFAICT, the rest of the tags can be arbitrary.
** Second Level 2 :tag:my:ARCHIVE:
,------------------------------------------------
| :tags ("tag" "my") [...] :archivedp ("ARCHIVE")
`------------------------------------------------
--
cheers,
Thorsten
