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Analysis of the difference between session_unset and session_destroy in php_PHP tutorial
- WBOYOriginal
- 2016-07-21 15:28:02819browse
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();
?>
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