class Obj
{
public $s = '';
function set_s($new_s = NULL)
{
$this->s = $new_s;
return $this->s;
}
}
$bim = new Obj;
if (is_object($bim))
echo "yes <br />"; // the answer is yes
else
echo "no <br />";
$v = "I'm ! a programmer";
if (is_object($v))
echo "yes <br />";
else
echo "no <br />"; // the answer is no
/*
run:
yes
no
*/