display product categories shoploop
/**
* @snippet WooCommerce Show Product Categories
* @how-to Get CustomizeWoo.com FREE
* @author Rodolfo Melogli
* @compatible WooCommerce 5.1
* @donate $9 https://businessbloomer.com/bloomer-armada/
*/
add_action( 'woocommerce_after_shop_loop_item_title', 'bbloomer_show_all_subcats', 2 );
function bbloomer_show_all_subcats() {
global $product;
$cats = get_the_terms( $product->get_id(), 'product_cat' );
if ( empty( $cats ) ) return;
echo join( ', ', wp_list_pluck( $cats, 'name' ) );
}