Online PHP editor | refs for M7L5Y

@ 2014-04-05T07:47:28Z

<?php
$a = new stdClass();
if ($a == null) {
    echo "null";
    print_r($a);
} else if (empty($a)){
    echo "empty";
        print_r($a);
}else if (isset($a)){
    echo "set";
        print_r($a);
}