Analysis of the difference between session_unset and session_destroy in php_PHP tutorial

session_unset()
Release all $_SESSION variables currently created in memory, but do not delete the session file and do not release the corresponding session
id

session_destroy()
Delete the current user corresponding session file and release the session
id, the content of the $_SESSION variable in the memory is still retained

. Therefore, to release all the resources of the user's session, the following code needs to be executed in sequence:

Copy code The code is as follows:

$_SESSION['user'] = 'lowell';
session_unset();
session_destroy();
?>

http://www.bkjia.com/PHPjc/323685.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/323685.htmlTechArticlesession_unset() releases all $_SESSION variables currently created in memory, but does not delete the session file and does not release The corresponding session id session_destroy() deletes the corresponding session id of the current user...