Code-Snippets-Functions/Execute a function on a child site/WooCommerce/exclude-sold-individually-products.txt

function action_woocommerce_before_add_to_cart_quantity() {
    global $product;
    
    // Is a WC product
    if ( is_a( $product, 'WC_Product' ) ) {
        // NOT sold individually.
        if ( ! $product->get_sold_individually() ) {
            echo '<div class="qty">Número de asistentes: </div>';
        }
    }
}
add_action( 'woocommerce_before_add_to_cart_quantity', 'action_woocommerce_before_add_to_cart_quantity' );