Hi
I do it using sessions with:
//Check for a reload
$hash = mhash(MHASH_SHA1,serialize($HTTP_POST_VARS));
$hash = bin2hex($hash);
if($hash == $Hash):
$reload = "Yes";
echo "reload <br>";
endif;
$Hash is registered in the session.
Tom
At 02:54 AM 31/03/01 +0100, David Hynes wrote:
>Does anyone know of a way to stop the user from refreshing a page several
>times.
>
>i.e if I add a value to a database using a form and PHP, I don't want the
>user to be able to simply press refresh and add the value to the database
>again.
>
>Please help,
>Dvaid.
>
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