php 7.4 ubuntu 18.10 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

sudo apt install software-properties-commonsudo add-apt-repository ppa:ondrej/php