我正在使用此掛鉤並添加自定義元數據,但它不起作用。您能否告訴我如何將自定義元數據添加到woocommerce的訂單項中? add_action('woocommerce_new_order_item','all_add_values_to_order_item_meta',10,3);
function all_add_values_to_order_item_meta($item_id
我使用此代碼上崗 $select = SELECT COUNT(DISTINCT wpPost.ID)
FROM `wp_posts` wpPost
RIGHT JOIN `wp_woocommerce_order_itemmeta` wpOrderItem
ON wpOrderItem.`meta_value`='6246'
WHERE w
當我使用Web Platform Installer安裝wordpress時,出現此錯誤。 Error establishing a database connection
This either means that the username and password information in your wp-config.php file is incorrect or we can’t