添加的地方有两处，function.php（主站链接/wp-content/themes/zibll/function.php）跟小工具(wp后台->外观->小工具->实时预览)。

自定义PHP（放到function.php里）

自定义HTML（小工具的文本里）

<ul class="tuc-2ea177b2-bc6efb-0 list-group box-shadow-wrap-normal tuc-2ea177b2-bc6efb-0">
<li class="tuc-2ea177b2-bc6efb-0 list-group-item text-second tuc-2ea177b2-bc6efb-0"><i class="tuc-2ea177b2-bc6efb-0 xy-tab-icon fa fa-fw fa-map-o tuc-2ea177b2-bc6efb-0"></i> <span class="tuc-2ea177b2-bc6efb-0 badge pull-right cursor tuc-2ea177b2-bc6efb-0" title="文章数目"><?php $count_posts = wp_count_posts(); echo $published_posts = $count_posts->publish;?>篇</span> 文章数目</li>
<li class="tuc-2ea177b2-bc6efb-0 list-group-item text-second tuc-2ea177b2-bc6efb-0"><i class="tuc-2ea177b2-bc6efb-0 xy-tab-icon fa fa-fw fa-user-o tuc-2ea177b2-bc6efb-0"></i> <span class="tuc-2ea177b2-bc6efb-0 badge pull-right cursor tuc-2ea177b2-bc6efb-0" title="注册用户"><?php global $wpdb;$users = $wpdb->get_var("select count(id) from $wpdb->users");echo "$users" ?>位</span> 注册用户</li>
<li class="tuc-2ea177b2-bc6efb-0 list-group-item text-second tuc-2ea177b2-bc6efb-0"><i class="tuc-2ea177b2-bc6efb-0 xy-tab-icon fa fa-fw fa-calendar-check-o tuc-2ea177b2-bc6efb-0"></i> <span class="tuc-2ea177b2-bc6efb-0 badge pull-right cursor tuc-2ea177b2-bc6efb-0" title="运行天数"><?php echo floor((time()-strtotime("2021-8-20"))/86400); ?>天</span> 运行天数</li>
<li class="tuc-2ea177b2-bc6efb-0 list-group-item text-second tuc-2ea177b2-bc6efb-0"><i class="tuc-2ea177b2-bc6efb-0 xy-tab-icon fa fa-fw fa-comments-o tuc-2ea177b2-bc6efb-0"></i> <span class="tuc-2ea177b2-bc6efb-0 badge pull-right cursor tuc-2ea177b2-bc6efb-0" title="评论数目"><?php echo zfunc_comments_users($post->ID); ?>句</span> 评论数目</li>
<li class="tuc-2ea177b2-bc6efb-0 list-group-item text-second tuc-2ea177b2-bc6efb-0"><i class="tuc-2ea177b2-bc6efb-0 xy-tab-icon fa fa-street-view tuc-2ea177b2-bc6efb-0" title="总访问量"></i> <span class="tuc-2ea177b2-bc6efb-0 badge pull-right cursor tuc-2ea177b2-bc6efb-0"><?php echo ''.nd_get_all_view().''; ?>次</span> 总访问量</li>
</ul>