Design Questions

[J. David Beutel]

Daniel Leuck wrote:

>>foo attr=@bar
>>bar some object
>>    
>>
>
>That makes sense.  So bar is a tag elsewhere in the document (or another
>document?)  Can it point to specific values or attributes within the
>referenced tag?
>  
>

Is this a substitution thing?  E.g.,
PATH="$PATH:$JAVA_HOME/bin"

Cheers,
11011011