Hướng dẫn tạo shortcode menu trong wordpress

// Shortcode custom menu footer
add_shortcode('footer-menu', 'footer_menu_shortcode');
function footer_menu_shortcode($atts, $content = null) {
    extract(
        shortcode_atts(
            array(
                'name' => null,
                'class' => null
            ), $atts));
    return wp_nav_menu(
        array( 
            'menu' => $name, 
            'menu_class' => 'footer-menu',
            'echo' => false
            )
        );
}