WordPress at a glance
filter is not described

woocommerce_api_tax_classes_response filter-hook . WC 1.0

Usage

add_filter( 'woocommerce_api_tax_classes_response', 'filter_function_name_8985', 10, 4 );
function filter_function_name_8985( $tax_classes, $classes, $fields, $that ){
	// filter...

	return $tax_classes;
}
$tax_classes
-
$classes
-
$fields
-
$that
-

Where the hook is called

WC_API_Taxes::get_tax_classes()
woocommerce_api_tax_classes_response
woocommerce/includes/legacy/api/v3/class-wc-api-taxes.php 546
return array( 'tax_classes' => apply_filters( 'woocommerce_api_tax_classes_response', $tax_classes, $classes, $fields, $this ) );

Where in WP core the hook is used WooCommerce

Usage not found.