Jeff Clites writes:
> On Apr 19, 2004, at 12:06 AM, Luke Palmer wrote:
> 
> >Therefore, the first syntax can be redefined to evaluate the code block
> >and assign the result to $0.
> 
> Would you ever want to leave $0 unaltered? That's the only concern 
> which comes to mind.

Absoultely: if you want side-effects while building the default parse
tree.  But then you just use a regular {} block instead of a <{}> block.

Luke

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