davemac · February 3, 2017 09:05
diff --git a/WooCommerce get parent product category ID of a product on single product page b/WooCommerce get parent product category ID of a product on single product page
 global $post;
 $terms = get_the_terms( $post->ID, 'product_cat' );
 foreach ( $terms as $term ) {
    $product_cat_id = $term->term_id;
    echo $product_cat_id;
    break;
 }
	global $post;
	$terms = get_the_terms( $post->ID, 'product_cat' );
	foreach ( $terms as $term ) {
	$product_cat_id = $term->term_id;
	echo $product_cat_id;
	break;
	}