$def ) : $total_number = null; $stats = ''; if ( isset( $def['count_callback'] ) && ! empty( $def['count_callback'] ) ) { $total_number = call_user_func( $def['count_callback'] ); $stats = '0 / ' . $total_number; if ( 0 === $total_number ) { $stats = __( 'No update requires for your installation', 'eoxia' ); } } ?>