Re: PCRE regexp bug ?
| From: | Curt Zirzow | Date: | Fri, 15 Aug 2003 20:49:43 +0000 |
| Subject: | Re: PCRE regexp bug ? | ||
| References: | 1 2 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-159757@lists.php.net to get a copy of this message | ||
* Thus wrote tpc@csua.berkeley.edu (tpc@csua.berkeley.edu):
>
> I believe I spoke too soon. If I use isset() then even if I leave the
> field empty it still returns true. I am trying to view the documentation for
> this function but php.net seems to be timing out now.
> > if (isset($_POST[MI]) && (preg_match('/^[[:alpha:]]{1,1}$/', $_POST[MI])
> > == 0))
That is because the browser is sending in the POST data:
MI=
Thus, php does set it to ''.
Use something like this instead:
if (strlen($_POST['MI'])) ...
btw, you should really quote your array keys.
HTH,
Curt
--
"I used to think I was indecisive, but now I'm not so sure."