What are the potential issues with session data being lost in Internet Explorer?
Session data being lost in Internet Explorer can be caused by the browser's handling of cookies or caching settings. To solve this issue, you can try setting the session cookie parameters to ensure compatibility with Internet Explorer's settings.
// Set session cookie parameters to prevent data loss in Internet Explorer
ini_set('session.cookie_lifetime', 0);
ini_set('session.cookie_secure', false);
ini_set('session.cookie_httponly', true);
ini_set('session.use_only_cookies', true);
session_start();