added_(object_type)_meta action-hookWC 1.0

Fires immediately after adding metadata.

Usage

add_action( 'added_(object_type)_meta', 'wp_kama_added_object_type_meta_action', 10, 4 );

/**
 * Function for `added_(object_type)_meta` action-hook.
 * 
 * @param int    $meta_id    ID of added metadata entry.
 * @param int    $object_id  Object ID.
 * @param string $meta_key   Metadata key.
 * @param mixed  $meta_value Metadata value.
 *
 * @return void
 */
function wp_kama_added_object_type_meta_action( $meta_id, $object_id, $meta_key, $meta_value ){

	// action...
}
$meta_id(int)
ID of added metadata entry.
$object_id(int)
Object ID.
$meta_key(string)
Metadata key.
$meta_value(mixed)
Metadata value.

Where the hook is called

WC_Data::save_meta_data()
added_(object_type)_meta
woocommerce/includes/abstracts/abstract-wc-data.php 709
do_action( "added_{$this->object_type}_meta", $meta->id, $this->get_id(), $meta->key, $meta->value );

Where the hook is used in WooCommerce

woocommerce/src/Admin/API/Reports/Customers/DataStore.php 102
add_action( 'added_user_meta', array( __CLASS__, 'update_registered_customer_via_last_active' ), 10, 3 );