woocommerce_ajax_order_item │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_ajax_order_item', 'wp_kama_woocommerce_ajax_order_item_filter', 10, 4 );

/**
 * Function for `woocommerce_ajax_order_item` filter-hook.
 * 
 * @param  $order_item 
 * @param  $item_id    
 * @param  $order      
 * @param  $product    
 *
 * @return 
 */
function wp_kama_woocommerce_ajax_order_item_filter( $order_item, $item_id, $order, $product ){

	// filter...
	return $order_item;
}

$order_item

-

$item_id

-

$order

-

$product

-

Where the hook is called

$item                    = apply_filters( 'woocommerce_ajax_order_item', $order->get_item( $item_id ), $item_id, $order, $product );

Where the hook is used in WooCommerce