Next time please consider searching on PHP.net or Google before you post.
This is an exceedingly basic question and there is an extraordinary amount
of information already out there..
if(empty($_POST['ac2']))
{
echo "Area Code is a required field.";
}
-Kevin
----- Original Message -----
From: "Sunfire" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Wednesday, February 05, 2003 11:49 AM
Subject: [PHP] empty variables from a form
> hi..
>
> how would you test for an empty (unused) variable from a form..
> i have a phone number split into 3 different vairiables and want to test
to
> see if they were used in the form before displaying either the phone
number
> itself or just leaving it out of the display... what code would be good to
> test it with.. the variables are $ac2 $ext2 and $num2
>
>
>
>
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