[thelist] checking for empty vars in PHP

mort manuel at netbustion.com
Fri Jan 3 11:06:01 CST 2003


El vie, 03-01-2003 a las 17:58, Tom Dell'Aringa escribió:
> I have this result set I am looping through. If there is nothing in
> the set, I want to print out an message. Here is the code:
> --------------------------
> while($row = mysql_fetch_array($result))
> {
>     $prodname = $row["prodName"];
> 	$prodprice = $row["prodPrice"];
> 	$pid = $row["pid"];
> 	$photo = $row["photo"];
>
> 	if(!isset($prodname))
> 	{
> 		print "registry is empty.";
> 	}
> //display stuff
> }
> --------------------------
>

isset() certainly won't work here because you're setting $prodname =
$row["prodName"]

if ($prodname==""){print "registry is empty.";}
should work

Debug by echoing $prodname in every condition, that should clarify
everything

--
Un saludo
___________
mort
manuel en netbustion.com , logica en simplelogica.net
http://simplelogica.net <= Simplelógica, creación web




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