Install PHP8 on Ubuntu

php8-ubuntu-install

#!/bin/sh

sudo apt install software-properties-common
sudo add-apt-repository ppa:ondrej/php
sudo apt install php8.0-common php8.0-cli -y
sudo apt install php8.0-{bz2,curl,intl,mysql,readline,xml}
sudo apt install php8.0-pcov # PCOV code coverage tool
sudo apt install php8.0-xdebug # Xdebug debugger

# for nginx
sudo apt install php8.0-fpm

# for apache
#sudo apt install libapache2-mod-php8.0

# purge old versions of PHP if applicable
sudo apt purge '^php7.*'

php -v