[[info:org#Tag hierarchy]] says: > Furthermore; The members of a _group tag_ can also be regular > expression, creating the possibility of more dynamic and rule-based > tag-structure. The regular expressions in the group must be marked up > within { }. Example use, to expand on the example given above: > > #+TAGS: [ Vision : {V.+} ] > #+TAGS: [ Goal : {G.+} ] > #+TAGS: [ AOF : {AOF.+} ] > #+TAGS: [ Project : {P.+} ] > > Searching for the tag `Project' will now list all tags also including > regular expression matches for `P@.+'. Similar for tag-searches on > `Vision', `Goal' and `AOF'. This can be good for example if tags for a > certain project is tagged with a common project-identifier, i.e. > `P@2014_OrgTags'.
However, the `Project' group tag regex is `P.+', while the first sentence in the final quoted paragraph cites the regex `P@.+' (with an `@'). Emacs : GNU Emacs 25.0.92.1 (x86_64-unknown-linux-gnu, GTK+ Version 3.18.6) of 2016-03-05 Package: Org-mode version 8.3.4 (8.3.4-34-gacfd41-elpa @ /home/jorge/.emacs.d/elpa/org-20160411/) I run Ubuntu 15.10 with PPAs gnome3-team/gnome3 and gnome3-team/gnome3-staging. -- - I am Brazilian. I apologize for possibly bad English and I welcome corrections. - Please adopt free formats like PDF, ODF, LaTeX, Vorbis, Opus, WebM and 7z. - Free software for Android: https://f-droid.org/