Session_id & session_regenerate_id in PHPWe can create a unique number for the session of the browser by generating a session id. Session id is generated by PHP at server end user can't change the generated session id. However it can be re-created. Here is the code.
How session_id changes when we login
Re generating the session_idBy using script we can regenerate another session_id. Here is the function .
Note that this is not same as session destroy or logout, here we are only changing the session_id value to a new one. All other session data remains unchanged.
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