woocommerce_cart_totals_get_item_tax_rates filter-hook . WC 1.0

Allow plugins to filter item tax rates.

Usage

add_filter( 'woocommerce_cart_totals_get_item_tax_rates', 'filter_function_name_2571', 10, 3 );
function filter_function_name_2571( $item_tax_rates, $item, $cart ){
	// filter...

	return $item_tax_rates;
}

$item_tax_rates

-

$item

-

$cart

-

Where the hook is called

return apply_filters( 'woocommerce_cart_totals_get_item_tax_rates', $item_tax_rates, $item, $this->cart );

Where in WP core the hook is used WooCommerce