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Posted by Ian Davies on 06/26/06 23:26
>This way, the condition only applies when both sub-conditions are true
(both
>fields are non-empty);
Thats exactly what I want only one field should have something in it and
both fields should NOT be empty at the same time. But it doesnt work.
Ian
"Janwillem Borleffs" <jw@jwscripts.com> wrote in message
news:44a0642c$0$24649$dbd4b001@news.euronet.nl...
> Ian Davies wrote:
> > if ((isset($_POST['Link']) && $_POST['Link'] !=='') &&
> > (isset($_POST['uploadedfile']) && $_POST['uploadedfile'] !=='')) {
> > $error_msg.="<br>You can't select to upload a link and a file at the
> > same time.";
> >
>
> This way, the condition only applies when both sub-conditions are true
(both
> fields are non-empty); replace the && between the sub-conditions with ||
>
> if ((isset($v) && $v !=='') || (isset($v2) && $v2 !=='')) {
> ...
> }
>
> > curiously the following works
> >
> > if(empty($_POST['Link']) || $_POST['Link'] ='' &&
> > empty($_FILES['uploadedfile']) || $_FILES['uploadedfile'] ='') {
> > $error_msg.="<br>You didn't select whether to upload a link or a
> > file."; }
> >
>
> That's because with the ||, only one test has to pass. Also note that you
> are not compatring values (==) but assigning them (=).
>
>
> JW
>
>
>
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