WordPress 搜索结果排除页面或者分类的方法

//排除指定文章和页面add_filter('pre_get_posts','fanly_search_filter_page');function fanly_search_filter_page($query) {if ($query->is_search && !$query->is_admin) {$query->set('post__not_in', array(1,101));//1 和 101 为指定的文章 ID 或页面 ID}return $query;}

//排除指定文章分类add_filter('pre_get_posts','fanly_search_filter_cat');function fanly_search_filter_cat($query) {if ($query->is_search && !$query->is_admin) {$query->set('cat', array(10,20));//10 和 20 为指定分类 ID}return $query;}

//排除所有页面，只显示文章类型add_filter('pre_get_posts','fanly_search_filter_post');function fanly_search_filter_post($query) {if ($query->is_search && !$query->is_admin) {$query->set('post_type', 'post');}return $query;}