> > if($x) > echo $x; if $x is not defined you will get a warning but that depends on error settings in php.ini. This construction checks whether $x is defined or $x is true.
> > if(!empty($x)) > echo $x; $x must be defined. > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php > > -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
