On Tuesday 27 August 2002 16:49, Dave Carrera wrote:
> Hi All
>
> I am very fed up and confused to why some simple form error checking is
> not working.
>
> All I want to do is check if a field has something in it the its ok else
> show error.
>
> I have a fields in my form that is for people to upload an image.
>
> I have tried this.
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What does your form look like?
> If(!$_POST[img]){
> Do something
> }
(a) Did you try printing out $_POST[img] to see what it contains?
(b) BTW the correct form is $_POST['img']
> Or this
>
> If(!$_FILE[img]){
> Do something
> }
Ditto
> Or this
>
> If(empty($_POST[img])){
> Do something
> }
Ditto etc.
> And many other permiatations of these functions but to no avail. All I
> get is my error msg whether or not the field has anyhting in it or
> nothing but never the desired affect.
To find exactly what variables you have to play with you can
print_r($GLOBALS).
> Its got to be something to do with global vars on switch as if I swith
> it off and go back to just calling the var it works a treat.
How exactly do you mean by that? The 'superglobals', $_POST, $_GET etc works
regardless of the register_globals setting.
> This needless to say is giving me a headache as it is vital that I check
> the form before posting.
>
> So any help or guidence will be very much appreciated.
Posting your code here would be a step in the right direction.
--
Jason Wong -> Gremlins Associates -> www.gremlins.com.hk
Open Source Software Systems Integrators
* Web Design & Hosting * Internet & Intranet Applications Development *
/*
If you only have a hammer, you tend to see every problem as a nail.
-- Maslow
*/
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