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Re: Validate variables w/out empty

Posted by Jerry Stuckle on 10/31/07 22:05

pgt wrote:
> I have a working couple of pages (form submits 2 variables to the second
> page using GET).
>
> page1 has two dropdowns (generated from MySQL db).
>
> page2 retrieves info from the database accordingly, depending on the passed
> variables. Works fine.
>
>
> I need to ensure that the user has actually selected both variables on page1
> from each of the drop down options on page1.
>
> empty() seems unable to do this because the default drop down options are
> "Select one", "Select the other".
>
> so on page2, if the user has NOT made any choices:
>
> echo "Values passed to GET method:<br />\n";
> reset ($_GET);
> while (list ($key, $val) = each ($_GET)) {
> echo "$key => $val<br />\n";
> }
>
> gives me:
> Select one
> Select the other
>
>
> I can not see how to use empty() or isset() to resolve this, so...
>
> Any ideas how to ensure the user has selected something from both options
> (without javascript)?
>
> I couldn't find anything in the manual but assume I'm looking in all the
> wrong places for this.
>
> Thank you.
>
>
>
>
>
>

Some code would help...

--
==================
Remove the "x" from my email address
Jerry Stuckle
JDS Computer Training Corp.
jstucklex@attglobal.net
==================

 

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