woocommerce_shipping_rate_instance_id │ filter-hook │ WC 3.2.0

Get instance ID the rate belongs to.

Usage

add_filter( 'woocommerce_shipping_rate_instance_id', 'wp_kama_woocommerce_shipping_rate_instance_id_filter', 10, 2 );

/**
 * Function for `woocommerce_shipping_rate_instance_id` filter-hook.
 * 
 * @param  $data_instance_id 
 * @param  $that             
 *
 * @return 
 */
function wp_kama_woocommerce_shipping_rate_instance_id_filter( $data_instance_id, $that ){

	// filter...
	return $data_instance_id;
}

$data_instance_id

-

$that

-

Changelog

Where the hook is called

return apply_filters( 'woocommerce_shipping_rate_instance_id', $this->data['instance_id'], $this );

Where the hook is used in WooCommerce