woocommerce_new_order_item action-hook . WC 1.0

Usage

add_action( 'woocommerce_new_order_item', 'action_function_name_4427', 10, 3 );
function action_function_name_4427( $item_id, $item, $order_id ){
	// action...
}

$item_id

-

$item

-

$order_id

-

Where the hook is called

do_action( 'woocommerce_new_order_item', $item_id, $item, $order_id );

do_action( 'woocommerce_new_order_item', $item->get_id(), $item, $item->get_order_id() );

Where in WP core the hook is used WooCommerce