Malcolm,
Can you please show me how I would use hidden fields to let me know
that the user has seen the updated price?

Thanks

On Oct 14, 5:48 pm, Malcolm Tredinnick <[EMAIL PROTECTED]>
wrote:
> On Sun, 2007-10-14 at 15:18 -0700, Greg wrote:
> > Hello,
> > I have a submission form.  When the form gets submitted I need to
> > check to see if the b_state form variable is set to 'KS'. If so, then
> > I need to let the user know that a sales tax will be applied to their
> > order.  If they agree with the price increase then they can select
> > 'Submit' again and the order will be processed.
>
> [... code snipped ...]
>
> > As you can see I have problems.  Is there anyway that I can do this
> > without creating a session variable?  The only reason I have the
> > session variable is to know if the user has already seen the price
> > update.  That is how I know that I can go ahead and process the order.
>
> You're wanting to pass information between two forms. So you have two
> choices: either put the information in the session, or use a hidden
> field (or fields) in the form to pass the information.
>
> The advantage of using hidden fields in the form is that the processing
> flow is fairly uniform. The only thing to watch out for (and it's
> probably a non-issue in this use-case) is that the user can change the
> hidden field's value, so you can't trust the result. For an indicative
> thing, who cares? If the info is important, you'd have to encrypt it on
> before including it so that you can detect tampering.
>
> Regards,
> Malcolm


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