clear_all_assign() clears the values of all assigned variables Description voidclear_all_assign clear_all_assign() assign('Name', 'Fred'); $smarty->assign('Address', $address); // will output above print_r( $smarty->get_template_vars() ); // clear all assigned variables $smarty->clear_all_assign(); // will output nothing print_r( $smarty->get_template_vars() ); ?> ]]> See also clear_assign(), clear_config(), get_template_vars(), assign() and append()