Re: testing for blank var
| From: | Julio Nobrega Trabalhando | Date: | Thu, 21 Mar 2002 14:31:28 +0000 |
| Subject: | Re: testing for blank var | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-89503@lists.php.net to get a copy of this message | ||
if (ereg("^[[:blank:]]*$",$img_url)) {
// $img_url is blank
}
--
Julio Nobrega.
Um dia eu chego lá:
http://sourceforge.net/projects/toca
Ajudei? Salvei? Que tal um presentinho?
http://www.submarino.com.br/wishlistclient.asp?wlid=664176742884
"Robert McPeak" <RMCPEAK@jhuccp.org> wrote in message
news:sc99a571.096@ccp2.jhuccp.org...
> if $img_url has a value, then I'd like to show the image, if it doesn't,
> then I'd like to show a message. What's wrong with my code? Am I
> incorrectly testing for the value? The else works fine, but not the if.
> Thanks!
>
> if (!$img_url)
> {
> echo "<b>No Image URL Entered"</b><br>";
> }
> else
> {
> echo "<img src=\"$img_url\">";
> }
>