Install v8js on Ubuntu 18.04 and PHP 7.3

gistfile1.txt

sudo apt-get update
sudo apt-get upgrade -y

# add PPA
sudo add-apt-repository ppa:ondrej/php -y
sudo add-apt-repository ppa:stesie/libv8 -y
sudo apt-get update

# install PHP
sudo apt-get install -y php7.3 php7.3-{fpm,cli,common,apcu,mbstring,pdo,xml,curl,bcmath,mysql,redis,sqlite3,zip,geoip,dev}

# install v8
# library is installed to /opt/libv8-7.5
# it's implrtant to install both libv8-7.5 and libv8-7.5-dev, 
# because if you skip libv8-7.5-dev then you'll get error in next step:
# error: could not find libv8_libplatform library

sudo apt-get install libv8-7.5 libv8-7.5-dev

# install v8js
printf "\/opt/libv8-7.5\n" | sudo CFLAGS=-w CPPFLAGS=-w pecl install v8js-2.1.1

# enable php extension
echo "extension = v8js.so" | sudo tee -a /etc/php/7.3/mods-available/v8js.ini
sudo phpenmod v8js

# check extension loaded (should output 'v8js')
php -m | grep v8js