Re: isset question
| From: | Stuart | Date: | Thu, 18 Jun 2009 19:07:09 +0000 |
| Subject: | Re: isset question | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-294283@lists.php.net to get a copy of this message | ||
2009/6/18 Gary <gwpaul@ptd.net>:
> I have a form that gives the submitter a choice or either one set of
> questions, or another. I am still getting the message even if the input was
> left blank. So on the line below,
>
> $msg.= isset($_POST['mort']) ? "The mortgage amount is $mort\n" :
> " ";
>
> I get
>
> The mortgage amount is
>
> What am I missing here?
A variable "isset" even if it's empty. Either compare it to an empty
string or test the result from strlen against 0.
-Stuart
--
http://stut.net/