在管理菜单搜索中显示空类别

//back
add_filter( \'get_terms_args\', \'wpd_show_empty_terms_in_quick_search\', 10, 2 );

function wpd_show_empty_terms_in_quick_search( $args, $taxonomies ){
    $args[\'hide_empty\'] = false;
    return $args;
}