$currentUserID = eZUser::currentUserID(); echo "Current user ID: " . $currentUserID;
if (eZUser::currentUser()->isLoggedIn()) { echo "User is logged in"; } else { echo "User is not logged in"; }This code example checks if the current user is logged in and displays a message accordingly. The eZUser function is part of the eZ Publish library, which is a content management system built on top of the Symfony framework.