PHP唯一会话

Question

Hi how do I use a unique hash for session's ? like when I do an if statement :

if ($_SESSION['BOOTY'] != 0){ 
 echo Nice $_SESSION['BOOTY'];
}

it wont work. How to do a comparison of unique hashes with an if statement ?

Answer 1

您可以尝试使用isset()方法，而不是等于零...

if(isset($_SESSION['booty']))