"Yannick Duch�ne (Hibou57)" <yannick_duchene@yahoo.fr> wrote in message 
news:op.vsf79rhwule2fv@index.ici...
...
>While there are multiple standards covering similar things (I would like 
>one single standard, not many), there is at least one aspect which seems 
>there all the time : the meaning of "@" as introducing annotations. You 
>got it in Java, C, Python, FunnelWeb, among others. That's widely used 
>enough. At least a step to something standard. (I still miss many and many 
>things).

Janus/Ada has used "@" as the conditional compilation character since it was 
created. (It is either treated as a space or a comment symbol ("--") 
depending on the compiler switches.) So you'll find lots of '@' in Janus/Ada 
source code, and what follows it has little to do with annotations.

                               Randy.