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- To remove a specific variable from the session use: session_unregister('variableName'); (see documentation) or unset($_SESSION['variableName']); NOTE: session_unregister() has been DEPRECATED as of PHP 5.3.0 and REMOVED as of PHP 5.4.0.
stackoverflow.com/questions/2231332/how-to-remove-a-variable-from-a-php-session-arrayHow to remove a variable from a PHP session array - Stack ...
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To remove a specific variable from the session use: session_unregister('variableName'); (see documentation) or . unset($_SESSION['variableName']); NOTE: session_unregister() has been DEPRECATED as of PHP 5.3.0 and REMOVED as of PHP 5.4.0.
Aug 19, 2019 · The session_unset() function frees all session variables currently registered. Note: If $_SESSION is used, use unset() to unregister a session variable, i.e. unset ($_SESSION['varname']);. Caution Do NOT unset the whole $_SESSION with unset($_SESSION) as this will disable the registering of session variables through the $_SESSION superglobal.
Here is an example code snippet that demonstrates how to unregister a variable from $_SESSION: php // Start the session session_start(); // Set a session variable $_SESSION['name'] = 'John'; // Display the session variable before unregistering echo 'Before unregistering: ' . $_SESSION['name'] . ' '; // Unregister the session variable
session_is_registered() - Find out whether a global variable is registered in a session; session_unregister() - Unregister a global variable from the current session $_SESSION
Unregisters a variable from the session. Use this function when you don’t want the contents of a variable to be saved in the session data. Version: Existing since version 4.0. Example: Unregister a variable. session_start(); . session_register("counter"); . session_unregister("counter"); .
If $_SESSION is used, use unset to unregister a session variable, i.e. unset ($_SESSION['varname']);. Caution: Do NOT unset the whole $_SESSION with unset($_SESSION) as this will disable the registering of session variables through the $_SESSION superglobal.
Jul 20, 2020 · In PHP, we create sessions for the user who is logged in and make that user online till the user log out of that session. It can be done by clicking on the logout button or by destroying that session after a fixed time.