WordPress at a glance
filter is not described

woocommerce_api_product_shipping_classes_response filter-hook . WC 1.0

Usage

add_filter( 'woocommerce_api_product_shipping_classes_response', 'filter_function_name_6972', 10, 4 );
function filter_function_name_6972( $product_shipping_classes, $terms, $fields, $that ){
	// filter...

	return $product_shipping_classes;
}
$product_shipping_classes
-
$terms
-
$fields
-
$that
-

Where the hook is called

WC_API_Products::get_product_shipping_classes()
woocommerce_api_product_shipping_classes_response
woocommerce/includes/legacy/api/v3/class-wc-api-products.php 3128
return array( 'product_shipping_classes' => apply_filters( 'woocommerce_api_product_shipping_classes_response', $product_shipping_classes, $terms, $fields, $this ) );

Where in WP core the hook is used WooCommerce

Usage not found.