Re: [Orgmode] Date calculations

[Ian Barton]

Fredrik wrote:
> I'm using a normal org-file as my contact register so I easier can link 
> tasks to a specific person. I have also added events as birthdays to 
> each contact but is there some way I can make them show up in the agenda 
> with some yearly calculations?
>
> For example a simple birthday reminder can look like this:
>
> * <2006-12-30 ++1y> Happy Birthday!
>
> Is there some clever way I can add a date calculation to it when it 
> shows up in the agenda?
>
> * <2006-12-30 ++1y> Happy Birthday %d years!
>
> Regards,
You can use diary sexps. Search the manual for "Diary-style sexp 
entries". As an example I have:

%%(diary-anniversary 3  1 2000) Ella is %d years old

in one of my org files.

Ian.