Clones an array of menu links.
$links: An array of menu links to clone.
$menu_name: (optional) The name of a menu that the links will be cloned for. If not set, the cloned links will be in the same menu as the original set of links that were passed in.
An array of menu links with the same properties as the passed-in array, but with the link identifiers removed so that a new link will be created when any of them is passed in to menu_link_save().
function menu_links_clone($links, $menu_name = NULL) {
foreach ($links as &$link) {
unset($link['mlid']);
unset($link['plid']);
if (isset($menu_name)) {
$link['menu_name'] = $menu_name;
}
}
return $links;
}