function wp_load_widget() {
    register_widget( \'wp_widget\' );
}
add_action( \'widgets_init\', \'wp_load_widget\' );

class wp_widget extends WP_Widget {

function __construct() {
parent::__construct( \'wp_widget\', __(\'WPBeginner Widget\', \'wp_widget_domain\'), array( \'description\' => __( \'Sample widget based on WPBeginner Tutorial\', \'wp_widget_domain\' ), ) 
);
}