Add another page asking the user to CONFIRM the amount that you think
you got.

On Thu, August 2, 2007 3:07 pm, Dan Shirah wrote:
> Greetins all,
>
> In my form I have an area where the user enters in the payment amount:
>
> <input type="Text" value="" size="20" maxlength="16"
> name="payment_amount">
>
> This is all fine and dandy and works as generically as it can. BUT,
> the
> problem is that I need to make sure the user didn't fat finger any of
> the
> numbers.  For instance, in my generic text field the user types 600 in
> the
> payment amount and clicks submit.
>
> This works and the user is charged $600.  But, come to find out the
> user
> meant to enter 6.00 not 600. Can I add a check using PHP to force the
> user
> to put in the dollar AND cents? This way if a number such as 600 is
> entered
> and the user hits save, the check will notice there isn't a .00 on the
> end
> and prompt the user for more information.
>
> Could I incorporate something like:
>
> if ($payment_amount != number_format($payment_amount, 2)) {
>   error here
> }
>
> Or, do you think I would be better off using two text areas?  One for
> the
> dollar value and one for the cents?
>
> Or, do you think I would be better off trying to find some kind of
> javascript function that would check the value upon submit?
>
> Any help is appreciated.
>
> Dan
>


-- 
Some people have a "gift" link here.
Know what I want?
I want you to buy a CD from some indie artist.
http://cdbaby.com/browse/from/lynch
Yeah, I get a buck. So?

-- 
PHP General Mailing List (http://www.php.net/)
To unsubscribe, visit: http://www.php.net/unsub.php

Reply via email to