Re: Strange results

[Neuwirth Erich]

One more remark.
Writing number base conversions without recursive functions feels utterly 
strange for me.

On Sep 7, 2013, at 2:34 PM, "Pascal J. Bourguignon" <pjb@informatimago.com> 
wrote:

> Dwaddle <rmborchers@gmail.com> writes:
> 
>> let didn't do the job, same results. But the problem is solved by explicit 
>> setting the value to 0 or 1
> 
> Indeed, it's not only a problem of scope (with setq you modified global
> dynamic variables, which is dangerous because it _may_ interfer with
> other functions using the same variables.
> 
> But your problem was because you modified a literal object originally
> built by the [0 0 0 0 0 0 0 0] expression.  But it is always the same
> object that is modified every time you call the function.  Hence the use
> of vector or make-vector, which create new vectors each time they're
> evaluated.
> 
> -- 
> __Pascal Bourguignon__
> http://www.informatimago.com/

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