Per page Woocommerce

Per page Woocommerce

add_filter('woocommerce_get_settings_products', 'add_products_per_page_setting', 10, 2);
function add_products_per_page_setting($settings, $current_section) {
    if ('' === $current_section) {
        $new = array();
        foreach ($settings as $setting) {
            $new[] = $setting;
            if (isset($setting['id']) && 'woocommerce_shop_page_id' === $setting['id']) {
                $new[] = array(
                    'title'    => __('Products per page', 'woocommerce'),
                    'desc'     => __('Number of products to display per page on shop archives.', 'woocommerce'),
                    'id'       => 'woocommerce_products_per_page',
                    'default'  => '12',
                    'type'     => 'number',
                    'css'      => 'min-width:150px;',
                    'desc_tip' => true,
                );
            }
        }
        return $new;
    }
    return $settings;
}

add_action('pre_get_posts', 'custom_products_per_page');
function custom_products_per_page($query) {
    if (! is_admin() && $query->is_main_query() && (is_shop() || is_post_type_archive('product') || is_product_taxonomy())) {
        $per_page = get_option('woocommerce_products_per_page', 12);
        $query->set('posts_per_page', intval($per_page));
    }
}