安装wp-postviews插件
主题编辑器=》打开content.php
参考资料：
- http://element-ui.cn/wordpress/show-5214.aspx
- https://blog.wpjam.com/article/wp-postviews/
- https://blog.csdn.net/weixin_36811328/article/details/81354795
- https://www.giserdqy.com/tools/977/
- https://blog.csdn.net/xiaokui_wingfly/article/details/51384781
- https://www.wpdaxue.com/wp-postviews.html
- https://www.itbook5.com/2018/12/5890/