Re: [O] A quick way to empty contents of entries?

[Memnon Anon]

Carsten Dominik <address@hidden> writes:
> On Nov 4, 2011, at 7:56 AM, gylns wrote:
>> Hi, all
>> I want to empty all my contents but leave only with the headlines and the
>> properties, is there a fast way?
[...]
> For one file:
>
>   perl -ne 'print if /^\*+ / or /^\s*:PROPERTIES:\s*$/../^\s*:END:\s*$/' 
> old.org > stripped.org

Hmm... perl.

Within emacs, that would be something like

C-<
M-x keep-lines RET
^\*\|:PROPERTIES:\(.\|\n\)+?:END:
(\n via "C-q C-j")

...

right?

Memnon