如何给WordPress后台文章、分类列表显示ID号（wordpress文章保存在哪里）

/**rV9快乐收录网

* 为WordPress后台的文章、分类等显示IDrV9快乐收录网

*/ // 添加一个新的列 ID function ssid_column($cols) { $cols[ssid] = ID; return $cols; } // 显示 ID function ssid_value($column_name, $id) { if ($column_name == ssid) echo $id; } function ssid_return_value($value, $column_name, $id) { if ($column_name == ssid) $value = $id; return $value; } // 为 ID 这列添加css function ssid_css() { ?> <style type="text/css">

#ssid { width: 50px; } /* Simply Show IDs */rV9快乐收录网

</style> <?php } // 通过动作/过滤器输出各种表格和CSS function ssid_add() {add_action(admin_head, ssid_css); add_filter(manage_posts_columns, ssid_column); add_action(manage_posts_custom_column, ssid_value, 10, 2); add_filter(manage_pages_columns, ssid_column); add_action(manage_pages_custom_column, ssid_value, 10, 2); add_filter(manage_media_columns, ssid_column); add_action(manage_media_custom_column, ssid_value, 10, 2); add_filter(manage_link-manager_columns, ssid_column); add_action(manage_link_custom_column, ssid_value, 10, 2); add_action(manage_edit-link-categories_columns, ssid_column);add_filter(manage_link_categories_custom_column, ssid_return_value, 10, 3); foreach ( get_taxonomies() as $taxonomy ) { add_action("manage_edit-${taxonomy}_columns", ssid_column); add_filter("manage_${taxonomy}_custom_column", ssid_return_value, 10, 3); } add_action(manage_users_columns, ssid_column); add_filter(manage_users_custom_column, ssid_return_value, 10, 3); add_action(manage_edit-comments_columns, ssid_column);add_action(manage_comments_custom_column, ssid_value, 10, 2); } add_action(admin_init, ssid_add);