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Posted by Mike P2 on 05/16/07 00:24
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
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