http://www.php.net/manual/en/types.comparisons.php Maybe first table PHP functions comparison (including 'isset' and 'empty') could help you.
31.03.2013 в 8:53, John Taylor-Johnston написал(а): > I'm using if($mydata->>DPRresponselocationaddress1 != "") > is this the same as if (!isset($mydata->>DPRresponselocationaddress)) > http://php.net/manual/en/function.isset.php > or if (!empty($mydata->>DPRresponselocationaddress)) > http://php.net/manual/en/function.empty.php > or is there another function I have not learned yet? I don't really get > the difference between isset and empty. > John -- С уважением, Александр Меньщиков Тел.: +7 921 408-6-777 E-mail: amenshchi...@gmail.com
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