> On Feb 7, 2018, at 7:31 AM, Karl Voit <devn...@karl-voit.at> wrote:
>
> What I want to achieve:
>
> *** My Report
> :PROPERTIES:
> :EXPORT_FILE_NAME: (format-time-string "%Y-%m-%d") Project Status.html
> :END:
>
> ... which results in the file: "2018-02-07 Project Status.html"
Use an `eval' macro.
In a more recent version than you use, this works:
* abc
:PROPERTIES:
:EXPORT_TITLE: {{{etitle(my title)}}}
:END:
#+macro: etitle (eval (concat (format-time-string "%Y-%m-%d") " " $1))
...
You might need to quote the `$1'. The quoting convention was changed recently.
HTH,
Chuck
