Re: TIB: Storing an expr w/o evaluating it (for TI-92)


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Re: TIB: Storing an expr w/o evaluating it (for TI-92)




Well, it would work if the variable "x" doesn't exist, but if it exists, the
conversion will evaluate it.

----- Original Message -----
From: The Godfather <HOPPEAL@fs1.usa.k12.mi.us>
To: <ti-basic@lists.ticalc.org>
Sent: Tuesday, January 04, 2000 5:28 PM
Subject: Re: TIB: Storing an expr w/o evaluating it (for TI-92)


>
> On 4 Jan 00, at 14:38, Jeremie Knusel wrote:
>
> > i.e: The variable x contains the value 2
> > I request from the user an expr to store in the variable var.
> > If the user enters x+3, 5 will be stored, instead of x+3. How can I do
to store the exp
> r x+3?
> > Of course I could store it as a string, but my program have to make a
difference
> between expressions and strings. What I could do is requesting a special
character
> in the beginning of the string (i.e: if the string begins with "->", then
I know that the
> user want the rest to be considered as an expr), but the program must be
able to
> use the destination variable in another arithmetics, without converting
it.
> > The only way I found is to creating a temp folder, to store the variable
in it, to copy
>  the variable with the copyvar insrtuction and to delete the temp folder.
Is there a
> better way?
> >
> > Thanks and sorry for the bad English
> > Jeremie Knusel
> >
>
> I don't know, because I don't have a TI-92, but I think conversion
> could be the best way to do it.
>
>
> They say one has to be good in this business.  Well I'm better.
>
> -The Godfather
>



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