1. apt -y install software-properties-common apt-transport-https lsb-release ca-certificates
2. add-apt-repository ppa:ondrej/php
3. apt update
4. apt install php7.2-fpm php7.2-mysql php7.2-curl php7.2-gd php7.2-mbstring php7.2-xml php7.2-xmlrpc php7.2-zip php7.2-opcache -y
5. sudo service php7.2-fpm start/stop/restart
6. service 命令就是调用/etc/init.d/php7.2-fpm
7. php.ini 和 php-fpm.conf 路径：/etc/php/7.2/fpm
8. php7.2-fpm.pid 和 php7.2-fpm.sock 路径： /run/php
Ubuntu14.04安装php7.2
原文地址：https://www.cnblogs.com/BluePegasus/p/10087085.html