ID; // ID post to exclude in second loop ?> ID == $do_not_duplicate ) continue; //exclude the first single ID update_post_caches($posts); $do_not_duplicate_2[] = $post->ID; // ID the second set, now an array, of posts to exclude ?>

ID == $do_not_duplicate ) continue; //exclude the first single ID again if( in_array($post->ID, $do_not_duplicate_2) ) continue; //exclude the second IDs in array update_post_caches($posts); ?>