centos7--php7.1
http://zixuephp.net/article-207.html
https://www.cnblogs.com/liansng/p/7680930.html
php-pdo-mysql
php -m | grep -i pdo_mysql
https://www.cnblogs.com/metasequoia/p/3968081.html
php-fpm fast process manager,---
https://blog.csdn.net/qq_35765928/article/details/87715448
https://www.cnblogs.com/walblog/articles/9066563.html
php-forward money---csrf
https://www.cnblogs.com/hyddd/archive/2009/04/09/1432744.html