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Posted by shimmyshack on 05/16/07 01:06
On May 16, 1:24 am, Mike P2 <sumguyovrt...@gmail.com> wrote:
> On May 15, 7:38 pm, kenoli <kenol...@gmail.com> wrote:
>
> > I have a script that submits form data via a "post" method to another
> > script. I have an href link in the destination script that links back
> > to itself for processing form data on that page with some "get" data
> > appended to the URL. I noticed that after clicking on that link and
> > sending the action back to itself, a check of isset($_POST) returns
> > true while displaying the content of $_POST displays an empty array.
> > I had expected isset($_POST) to return false, thinking the script
> > would unset the $_POST array when the <a> link sent it back to
> > itself. Instead, it leaves $_POST set but empty.
>
> > What is the convention here?
>
> > --Kenoli
>
> You should check if some variable from the posting form is set instead
> of the entire $_POST. The submit button or something like that. If the
> variables are the same for some reason, you can add a hidden field in
> the posting form and check if that is set.
>
> -Mike PII
you could use
if( !isset($_POST) || empty($_POST) )
since if the form is posted without being filled $_POST still wont be
empty
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