function rpm_pre_get_post($query){
if($query->is_main_query()){
$query->set(\'meta_key\', \'parent-project\');
$query->set(\'meta_value\', \'Metro-E\');
}
}
add_action( \'pre_get_posts\', \'rpm_pre_get_post\', 9999 );
这应该会有效地撤回所有关键“父项目”设置为“Metro-e”的帖子，对吗？
下面是我在调试时得到的结果
WP_Query Object
(
[query_vars] => Array
(
[post_type] => rfd_job
[posts_per_page] => 20
[error] =>
[m] => 0
[p] => 0
[post_parent] =>
[subpost] =>
[subpost_id] =>
[attachment] =>
[attachment_id] => 0
[name] =>
[static] =>
[pagename] =>
[page_id] => 0
[second] =>
[minute] =>
[hour] =>
[day] => 0
[monthnum] => 0
[year] => 0
[w] => 0
[category_name] =>
[tag] =>
[cat] =>
[tag_id] =>
[author_name] =>
[feed] =>
[tb] =>
[paged] => 0
[comments_popup] =>
[meta_key] => parent-project
[meta_value] => Metro-E
[preview] =>
[s] =>
[sentence] =>
[fields] =>
[menu_order] =>
[category__in] => Array
(
)
[category__not_in] => Array
(
)
[category__and] => Array
(
)
[post__in] => Array
(
)
[post__not_in] => Array
(
)
[tag__in] => Array
(
)
[tag__not_in] => Array
(
)
[tag__and] => Array
(
)
[tag_slug__in] => Array
(
)
[tag_slug__and] => Array
(
)
[post_parent__in] => Array
(
)
[post_parent__not_in] => Array
(
)
)
[tax_query] => WP_Tax_Query Object
(
[queries] => Array
(
)
[relation] => AND
)
[meta_query] =>
[post_count] => 0
[current_post] => -1
[in_the_loop] =>
[comment_count] => 0
[current_comment] => -1
[found_posts] => 0
[max_num_pages] => 0
[max_num_comment_pages] => 0
[is_single] =>
[is_preview] =>
[is_page] =>
[is_archive] =>
[is_date] =>
[is_year] =>
[is_month] =>
[is_day] =>
[is_time] =>
[is_author] =>
[is_category] =>
[is_tag] =>
[is_tax] =>
[is_search] =>
[is_feed] =>
[is_comment_feed] =>
[is_trackback] =>
[is_home] =>
[is_404] =>
[is_comments_popup] =>
[is_paged] =>
[is_admin] => 1
[is_attachment] =>
[is_singular] =>
[is_robots] =>
[is_posts_page] =>
[is_post_type_archive] =>
[query_vars_hash] => cf1479fdf40685bcc6b8eb6b842a2f6b
[query_vars_changed] =>
[thumbnails_cached] =>
[query] => Array
(
[post_type] => rfd_job
[posts_per_page] => 20
)
