install php-devel ubuntu 18.04 code example

Example 1: install php 7.1 on ubuntu 18.04

sudo apt install php7.1 php7.1-common php7.1-opcache php7.1-mcrypt php7.1-cli php7.1-gd php7.1-curl php7.1-mysql

Example 2: install php on ubuntu

sudo apt install php libapache2-mod-php

# restart it
sudo systemctl restart apache2