Session_unset ()
Frees all $_session variables that are currently created in memory, but does not delete the session file and does not release the corresponding session
Id
Session_destroy ()
Delete the current user's session file and release session
ID, the contents of the $_session variable in memory remain
Therefore, releasing all the resources of the user's session requires sequential execution of the following code:
Copy the Code code as follows:
$_session[' user '] = ' Lowell ';
Session_unset ();
Session_destroy ();
?>
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