参数
来源
函数update_post_thumbnail_cache($wp_query=null){ if(!$wp_query){ $wp_query=$GLOBALS['wp_query']; } if($wp_query->thumbnails_cached){ 回报; } $thumb_ids=数组(); foreach($wpquery->posts作为$post){ $id=get_post_thumbnail_id($post->id); if($id){ $thumb_ids[]=$id; } } if(!空($thumb_id)){ _prime_post_caches($thumb_ids、false、true); } $wp_query->thumbnails_cached=true; }