RE: rule, rx and sub

[David Whipp]

Thom Boyer [mailto:[EMAIL PROTECTED]] wrote:
>       sub while (bool $test, &body);
>       sub while (&test, &body);
> 
> But neither of these really works. 
> 
> The first would imply that the test is evaluated only once 
> (and that once is
> before 'sub while' is even called). That'd be useless.

It seems to me that this can be thought of as analagous, in a strange kind
of way, to hyper-operator things. Thus:

 sub while (bool $^test, &body)
 {
   return unless $^test;
   &body;
   redo;
 }

Dave.