WordPress at a glance
action is not described

xmlrpc_call_success_wp_newCategory action-hook . WP 3.4.0

Fires after a new category has been successfully created via XML-RPC.

Usage

add_action( 'xmlrpc_call_success_wp_newCategory', 'action_function_name_9438', 10, 2 );
function action_function_name_9438( $cat_id, $args ){
	// action...
}
$cat_id(int)
ID of the new category.
$args(array)
An array of new category arguments.

Where the hook is called

wp_xmlrpc_server::wp_newCategory()
wp-includes/class-wp-xmlrpc-server.php 3183
do_action( 'xmlrpc_call_success_wp_newCategory', $cat_id, $args );

Where the hook is used (in WP core)

Does not used.