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[J. Landman Gay]

On 2/17/2015 4:29 PM, Alex Tweedly wrote:
> I am *absolutely* not recommending that anyone should modify the
> variable in question within the loop - even if that seems to work in
> some cases, it is known to be dangerous, and so should just NOT BE DONE
> in "real" code.  But doing it in limited cases does allow one to deduce
> some things about how the engine is doing its tasks.

Mark Waddingham told me once that he got tired of the original 
limitation and changed it, but it only works in some cases that I can't 
remember so I never mess with the variable. I think your warning is 
appropriate.

-- 
Jacqueline Landman Gay         |     jacque at hyperactivesw.com
HyperActive Software           |     http://www.hyperactivesw.com