try using
isset() or empty()
see the php manual for more details
Ankur Verma
HCL Technologies
A1CD, Sec -16
Noida, UP
India
----- Original Message -----
From: "SED" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Tuesday, February 13, 2001 4:51 AM
Subject: [PHP] How to check if vaiable is defined or not?
> Hi,
>
> I'm sending a form, with check-boxes, via post to PHP-script and if the
> boxes are not checked they don't post value for its variable - Can I check
> with a function if the variable is defined? (or should I focus on another
> solution?)
>
> Regards,
> Sumarlidi Einar Dadason
>
> SED - Graphic Design
>
> ------------------------------------------
> Phone: (+354) 4615501
> Mobile: (+354) 8960376
> Fax: (+354) 4615503
> E-mail: [EMAIL PROTECTED]
> Homepage: www.sed.is <- New Homepage!
> ------------------------------------------
>
>
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