Re: empty and isset
| From: | Jason Wong | Date: | Thu, 06 Feb 2003 16:28:28 +0000 |
| Subject: | Re: empty and isset | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-134640@lists.php.net to get a copy of this message | ||
On Thursday 06 February 2003 22:50, Mike.Kent@indystar.com wrote:
> > <input> of type text are set regardless of whether you have entered
> > anything.
> > Thus isset() returns true.
> Actually, I believe it's not a matter of the input being set, but the fact
> that isset() returns true on an empty variable.
Try this:
<?php
if (isset($doo)) {
print '$doo is set'; // does not get printed
}
if (empty($doo)) {
print '$doo is empty'; // gets printed
}
?>
--
Jason Wong -> Gremlins Associates -> www.gremlins.biz
Open Source Software Systems Integrators
* Web Design & Hosting * Internet & Intranet Applications Development *
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