woocommerce_cart_totals_get_item_tax_rates │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_cart_totals_get_item_tax_rates', 'wp_kama_woocommerce_cart_totals_get_item_tax_rates_filter', 10, 3 );

/**
 * Function for `woocommerce_cart_totals_get_item_tax_rates` filter-hook.
 * 
 * @param  $item_tax_rates 
 * @param  $item           
 * @param  $cart           
 *
 * @return 
 */
function wp_kama_woocommerce_cart_totals_get_item_tax_rates_filter( $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 the hook is used in WooCommerce