> >>How do I check for the presence of an optional $_GET param without > >>throwing a "Notice: Undefined index" when the param is not present? > >> > >>Tried all three of these, they all produce the Notice when > the param > >>is not passed: > >> > >>if ($_GET['id']) > >>if ($_GET['id'] != "") > >>if (isset $_GET['id']) > >> > > if (isset( $_GET['id']))
As a general note, isset( $array["key"] ) returns false if $array["key"] === NULL. You should use array_key_exists( "key", $array ) instead. --Rick -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php