PHP View the ID instance of the current session _php tips

This example describes how PHP looks at the ID of the current session. Share to everyone for your reference. Specifically as follows:

There are two ways to get the user's session ID, the first is to use the session_id () function, and the other is to use the built-in constant SID, which contains the session ID and session value

<?php
 session_start ();
 Print (" 

I hope this article will help you with your PHP program design.